56812783936 has 14 divisors (see below), whose sum is σ = 112737868250. Its totient is φ = 28406391936.

The previous prime is 56812783921. The next prime is 56812783957. The reversal of 56812783936 is 63938721865.

It can be written as a sum of positive squares in only one way, i.e., 42254913600 + 14557870336 = 205560^2 + 120656^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 443849811 + ... + 443849938.

It is an arithmetic number, because the mean of its divisors is an integer number (8052704875).

Almost surely, 2^56812783936 is an apocalyptic number.

It is an amenable number.

56812783936 is a deficient number, since it is larger than the sum of its proper divisors (55925084314).

56812783936 is an equidigital number, since it uses as much as digits as its factorization.

56812783936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887699761 (or 887699751 counting only the distinct ones).

The product of its digits is 13063680, while the sum is 58.

The spelling of 56812783936 in words is "fifty-six billion, eight hundred twelve million, seven hundred eighty-three thousand, nine hundred thirty-six".