56785535588 has 6 divisors (see below), whose sum is σ = 99374687286. Its totient is φ = 28392767792.

The previous prime is 56785535563. The next prime is 56785535617. The reversal of 56785535588 is 88553558765.

It can be written as a sum of positive squares in only one way, i.e., 56743051264 + 42484324 = 238208^2 + 6518^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7098191945 + ... + 7098191952.

It is an arithmetic number, because the mean of its divisors is an integer number (16562447881).

Almost surely, 2^56785535588 is an apocalyptic number.

It is an amenable number.

56785535588 is a deficient number, since it is larger than the sum of its proper divisors (42589151698).

56785535588 is a wasteful number, since it uses less digits than its factorization.

56785535588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14196383901 (or 14196383899 counting only the distinct ones).

The product of its digits is 201600000, while the sum is 65.

The spelling of 56785535588 in words is "fifty-six billion, seven hundred eighty-five million, five hundred thirty-five thousand, five hundred eighty-eight".