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55552264216 = 2317618975239
BaseRepresentation
bin110011101111001011…
…000100100000011000
312022101112101102021021
4303233023010200120
51402232334423331
641304221452224
74004431311661
oct635713044030
9168345342237
1055552264216
1121617894369
12a924411074
135314152577
14298dcb0368
1516a203a211
hexcef2c4818

55552264216 has 64 divisors (see below), whose sum is σ = 113356584000. Its totient is φ = 25424424960.

The previous prime is 55552264211. The next prime is 55552264219. The reversal of 55552264216 is 61246225555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55552264211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700725 + ... + 775963.

It is an arithmetic number, because the mean of its divisors is an integer number (1771196625).

Almost surely, 255552264216 is an apocalyptic number.

It is an amenable number.

55552264216 is an abundant number, since it is smaller than the sum of its proper divisors (57804319784).

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

55552264216 is a wasteful number, since it uses less digits than its factorization.

55552264216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75412 (or 75408 counting only the distinct ones).

The product of its digits is 720000, while the sum is 43.

The spelling of 55552264216 in words is "fifty-five billion, five hundred fifty-two million, two hundred sixty-four thousand, two hundred sixteen".

Divisors: 1 2 4 8 17 34 61 68 89 122 136 178 244 356 488 712 1037 1513 2074 3026 4148 5429 6052 8296 10858 12104 21716 43432 75239 92293 150478 184586 300956 369172 601912 738344 1279063 2558126 4589579 5116252 6696271 9179158 10232504 13392542 18358316 26785084 36716632 53570168 78022843 113836607 156045686 227673214 312091372 408472531 455346428 624182744 816945062 910692856 1633890124 3267780248 6944033027 13888066054 27776132108 55552264216