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55954551276 = 223313268914821
BaseRepresentation
bin110100000111001001…
…101011000111101100
312100102120100201101000
4310013021223013230
51404043331120101
641412152120300
74020414560361
oct640711530754
9170376321330
1055954551276
1121803981608
12aa17096090
1353795b4b50
1429cb4ac468
1516c7501486
hexd0726b1ec

55954551276 has 96 divisors (see below), whose sum is σ = 156295025600. Its totient is φ = 17209221120.

The previous prime is 55954551259. The next prime is 55954551283. The reversal of 55954551276 is 67215545955.

55954551276 is a `hidden beast` number, since 5 + 5 + 9 + 54 + 5 + 512 + 76 = 666.

55954551276 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3767946 + ... + 3782766.

Almost surely, 255954551276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55954551276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78147512800).

55954551276 is an abundant number, since it is smaller than the sum of its proper divisors (100340474324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55954551276 is a wasteful number, since it uses less digits than its factorization.

55954551276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17536 (or 17528 counting only the distinct ones).

The product of its digits is 9450000, while the sum is 54.

The spelling of 55954551276 in words is "fifty-five billion, nine hundred fifty-four million, five hundred fifty-one thousand, two hundred seventy-six".

Divisors: 1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 108 117 156 234 351 468 702 1404 2689 5378 8067 10756 14821 16134 24201 29642 32268 34957 44463 48402 59284 69914 72603 88926 96804 104871 133389 139828 145206 177852 192673 209742 266778 290412 314613 385346 400167 419484 533556 578019 629226 770692 800334 943839 1156038 1258452 1600668 1734057 1887678 2312076 3468114 3775356 5202171 6936228 10404342 20808684 39853669 79707338 119561007 159414676 239122014 358683021 478244028 518097697 717366042 1036195394 1076049063 1434732084 1554293091 2072390788 2152098126 3108586182 4304196252 4662879273 6217172364 9325758546 13988637819 18651517092 27977275638 55954551276