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55712014270 = 251121723117757
BaseRepresentation
bin110011111000101100…
…011101111110111110
312022210122222120010221
4303320230131332332
51403044233424040
641332125451554
74011411210403
oct637054357676
9168718876127
1055712014270
1121699a85a00
12a969a10bba
13533b286323
1429a71b62aa
1516b109374a
hexcf8b1dfbe

55712014270 has 96 divisors (see below), whose sum is σ = 121786265664. Its totient is φ = 18238049280.

The previous prime is 55712014199. The next prime is 55712014271. The reversal of 55712014270 is 7241021755.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55712014271) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 414232 + ... + 531988.

It is an arithmetic number, because the mean of its divisors is an integer number (1268606934).

Almost surely, 255712014270 is an apocalyptic number.

55712014270 is an abundant number, since it is smaller than the sum of its proper divisors (66074251394).

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

55712014270 is a wasteful number, since it uses less digits than its factorization.

55712014270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117826 (or 117815 counting only the distinct ones).

The product of its (nonzero) digits is 19600, while the sum is 34.

The spelling of 55712014270 in words is "fifty-five billion, seven hundred twelve million, fourteen thousand, two hundred seventy".

Divisors: 1 2 5 10 11 17 22 23 34 46 55 85 110 115 121 170 187 230 242 253 374 391 506 605 782 935 1210 1265 1870 1955 2057 2530 2783 3910 4114 4301 5566 8602 10285 13915 20570 21505 27830 43010 47311 94622 117757 235514 236555 473110 588785 1177570 1295327 2001869 2590654 2708411 4003738 5416822 6476635 10009345 12953270 13542055 14248597 20018690 22020559 27084110 28497194 29792521 44041118 46042987 59585042 71242985 92085974 110102795 142485970 148962605 220205590 230214935 242226149 297925210 327717731 460429870 484452298 506472857 655435462 1012945714 1211130745 1638588655 2422261490 2532364285 3277177310 5064728570 5571201427 11142402854 27856007135 55712014270