55368700172 has 12 divisors (see below), whose sum is σ = 99514015440. Its totient is φ = 26936124336.

The previous prime is 55368700157. The next prime is 55368700187. The reversal of 55368700172 is 27100786355.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55368700157) and next prime (55368700187).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187056272 + ... + 187056567.

It is an arithmetic number, because the mean of its divisors is an integer number (8292834620).

Almost surely, 2^55368700172 is an apocalyptic number.

It is an amenable number.

55368700172 is a deficient number, since it is larger than the sum of its proper divisors (44145315268).

55368700172 is a wasteful number, since it uses less digits than its factorization.

55368700172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374112880 (or 374112878 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 55368700172 in words is "fifty-five billion, three hundred sixty-eight million, seven hundred thousand, one hundred seventy-two".