56457731362 has 4 divisors (see below), whose sum is σ = 84686597046. Its totient is φ = 28228865680.

The previous prime is 56457731329. The next prime is 56457731377. The reversal of 56457731362 is 26313775465.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 55083620601 + 1374110761 = 234699^2 + 37069^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14114432839 + ... + 14114432842.

Almost surely, 2^56457731362 is an apocalyptic number.

56457731362 is a deficient number, since it is larger than the sum of its proper divisors (28228865684).

56457731362 is a wasteful number, since it uses less digits than its factorization.

56457731362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28228865683.

The product of its digits is 3175200, while the sum is 49.

The spelling of 56457731362 in words is "fifty-six billion, four hundred fifty-seven million, seven hundred thirty-one thousand, three hundred sixty-two".