55110551157 has 48 divisors (see below), whose sum is σ = 82985760000. Its totient is φ = 35200230912.

The previous prime is 55110551143. The next prime is 55110551173. The reversal of 55110551157 is 75115501155.

55110551157 is a `hidden beast` number, since 5 + 51 + 1 + 0 + 551 + 1 + 57 = 666.

55110551157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 55110551157 - 2⁷ = 55110551029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55110551117) 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, 22800013 + ... + 22802429.

It is an arithmetic number, because the mean of its divisors is an integer number (1728870000).

Almost surely, 2^55110551157 is an apocalyptic number.

It is an amenable number.

55110551157 is a deficient number, since it is larger than the sum of its proper divisors (27875208843).

55110551157 is a wasteful number, since it uses less digits than its factorization.

55110551157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3090 (or 3087 counting only the distinct ones).

The product of its (nonzero) digits is 21875, while the sum is 36.

The spelling of 55110551157 in words is "fifty-five billion, one hundred ten million, five hundred fifty-one thousand, one hundred fifty-seven".