55790290032 has 80 divisors (see below), whose sum is σ = 152636064000. Its totient is φ = 17522689536.

The previous prime is 55790290001. The next prime is 55790290051. The reversal of 55790290032 is 23009209755.

55790290032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×55790290032² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 303157 + ... + 451092.

It is an arithmetic number, because the mean of its divisors is an integer number (1907950800).

Almost surely, 2^55790290032 is an apocalyptic number.

It is an amenable number.

55790290032 is an abundant number, since it is smaller than the sum of its proper divisors (96845773968).

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

55790290032 is a wasteful number, since it uses less digits than its factorization.

55790290032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754350 (or 754344 counting only the distinct ones).

The product of its (nonzero) digits is 170100, while the sum is 42.

Adding to 55790290032 its reverse (23009209755), we get a palindrome (78799499787).

The spelling of 55790290032 in words is "fifty-five billion, seven hundred ninety million, two hundred ninety thousand, thirty-two".