55100321110557 has 24 divisors (see below), whose sum is σ = 79934462060544. Its totient is φ = 36574496859744.

The previous prime is 55100321110553. The next prime is 55100321110607. The reversal of 55100321110557 is 75501112300155.

55100321110557 is a `hidden beast` number, since 5 + 51 + 0 + 0 + 32 + 11 + 10 + 557 = 666.

It is not a de Polignac number, because 55100321110557 - 2² = 55100321110553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55100321110553) by changing a digit.

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, 6744933 + ... + 12477770.

It is an arithmetic number, because the mean of its divisors is an integer number (3330602585856).

Almost surely, 2^{55100321110557} is an apocalyptic number.

It is an amenable number.

55100321110557 is a deficient number, since it is larger than the sum of its proper divisors (24834140949987).

55100321110557 is a wasteful number, since it uses less digits than its factorization.

55100321110557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19224089 (or 19224086 counting only the distinct ones).

The product of its (nonzero) digits is 26250, while the sum is 36.

The spelling of 55100321110557 in words is "fifty-five trillion, one hundred billion, three hundred twenty-one million, one hundred ten thousand, five hundred fifty-seven".