55110561102 has 48 divisors (see below), whose sum is σ = 121451066880. Its totient is φ = 18058251456.

The previous prime is 55110561097. The next prime is 55110561127. The reversal of 55110561102 is 20116501155.

55110561102 is a `hidden beast` number, since 551 + 1 + 0 + 5 + 6 + 1 + 102 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138588 + ... + 359760.

It is an arithmetic number, because the mean of its divisors is an integer number (2530230560).

Almost surely, 2^55110561102 is an apocalyptic number.

55110561102 is an abundant number, since it is smaller than the sum of its proper divisors (66340505778).

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

55110561102 is a wasteful number, since it uses less digits than its factorization.

55110561102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221417 (or 221414 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 27.

The spelling of 55110561102 in words is "fifty-five billion, one hundred ten million, five hundred sixty-one thousand, one hundred two".