56906337228 has 96 divisors (see below), whose sum is σ = 146027448000. Its totient is φ = 17139892224.

The previous prime is 56906337227. The next prime is 56906337247. The reversal of 56906337228 is 82273360965.

It is not an unprimeable number, because it can be changed into a prime (56906337227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3704668 + ... + 3719996.

It is an arithmetic number, because the mean of its divisors is an integer number (1521119250).

Almost surely, 2^56906337228 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 56906337228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73013724000).

56906337228 is an abundant number, since it is smaller than the sum of its proper divisors (89121110772).

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

56906337228 is a wasteful number, since it uses less digits than its factorization.

56906337228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15851 (or 15849 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 56906337228 in words is "fifty-six billion, nine hundred six million, three hundred thirty-seven thousand, two hundred twenty-eight".