56486592738 has 12 divisors (see below), whose sum is σ = 122387617638. Its totient is φ = 18828864240.

The previous prime is 56486592731. The next prime is 56486592751. The reversal of 56486592738 is 83729568465.

It is a happy number.

56486592738 is a `hidden beast` number, since 5 + 6 + 4 + 8 + 6 + 592 + 7 + 38 = 666.

It can be written as a sum of positive squares in only one way, i.e., 44594035929 + 11892556809 = 211173^2 + 109053^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56486592731) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1569072003 + ... + 1569072038.

Almost surely, 2^56486592738 is an apocalyptic number.

56486592738 is an abundant number, since it is smaller than the sum of its proper divisors (65901024900).

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

56486592738 is a wasteful number, since it uses less digits than its factorization.

56486592738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138144049 (or 3138144046 counting only the distinct ones).

The product of its digits is 87091200, while the sum is 63.

The spelling of 56486592738 in words is "fifty-six billion, four hundred eighty-six million, five hundred ninety-two thousand, seven hundred thirty-eight".