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55917896276 = 22111270861279
BaseRepresentation
bin110100000100111101…
…110110001001010100
312100100000101110011102
4310010331312021110
51404004440140101
641404402325232
74016461163444
oct640475661124
9170300343142
1055917896276
1121795216120
12aa06959818
135371b1c9b8
1429c668a124
1516c41b086b
hexd04f76254

55917896276 has 12 divisors (see below), whose sum is σ = 106752347520. Its totient is φ = 25417225560.

The previous prime is 55917896257. The next prime is 55917896297. The reversal of 55917896276 is 67269871955.

It is a super-2 number, since 2×559178962762 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 635430596 + ... + 635430683.

It is an arithmetic number, because the mean of its divisors is an integer number (8896028960).

Almost surely, 255917896276 is an apocalyptic number.

It is an amenable number.

55917896276 is a deficient number, since it is larger than the sum of its proper divisors (50834451244).

55917896276 is a wasteful number, since it uses less digits than its factorization.

55917896276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1270861294 (or 1270861292 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 65.

The spelling of 55917896276 in words is "fifty-five billion, nine hundred seventeen million, eight hundred ninety-six thousand, two hundred seventy-six".

Divisors: 1 2 4 11 22 44 1270861279 2541722558 5083445116 13979474069 27958948138 55917896276