55820362032 has 120 divisors (see below), whose sum is σ = 162091500480. Its totient is φ = 18596900160.

The previous prime is 55820362027. The next prime is 55820362043. The reversal of 55820362032 is 23026302855.

55820362032 is a `hidden beast` number, since 5 + 5 + 8 + 20 + 3 + 620 + 3 + 2 = 666.

55820362032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13104319 + ... + 13108577.

It is an arithmetic number, because the mean of its divisors is an integer number (1350762504).

Almost surely, 2^55820362032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55820362032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81045750240).

55820362032 is an abundant number, since it is smaller than the sum of its proper divisors (106271138448).

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

55820362032 is a wasteful number, since it uses less digits than its factorization.

55820362032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7653 (or 7635 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 55820362032 its reverse (23026302855), we get a palindrome (78846664887).

The spelling of 55820362032 in words is "fifty-five billion, eight hundred twenty million, three hundred sixty-two thousand, thirty-two".