55516100032 has 56 divisors (see below), whose sum is σ = 115060140720. Its totient is φ = 26550005760.

The previous prime is 55516100011. The next prime is 55516100051. The reversal of 55516100032 is 23000161555.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58969 + ... + 338392.

It is an arithmetic number, because the mean of its divisors is an integer number (2054645370).

Almost surely, 2^55516100032 is an apocalyptic number.

It is an amenable number.

55516100032 is an abundant number, since it is smaller than the sum of its proper divisors (59544040688).

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

55516100032 is a wasteful number, since it uses less digits than its factorization.

55516100032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397469 (or 397459 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 55516100032 its reverse (23000161555), we get a palindrome (78516261587).

The spelling of 55516100032 in words is "fifty-five billion, five hundred sixteen million, one hundred thousand, thirty-two".