56785705108 has 18 divisors (see below), whose sum is σ = 109230355178. Its totient is φ = 25811683920.

The previous prime is 56785705091. The next prime is 56785705121. The reversal of 56785705108 is 80150758765.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 52490475664 + 4295229444 = 229108^2 + 65538^2 .

It is a super-2 number, since 2×56785705108² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58662435 + ... + 58663402.

Almost surely, 2^56785705108 is an apocalyptic number.

It is an amenable number.

56785705108 is a deficient number, since it is larger than the sum of its proper divisors (52444650070).

56785705108 is a wasteful number, since it uses less digits than its factorization.

56785705108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117325863 (or 117325850 counting only the distinct ones).

The product of its (nonzero) digits is 2352000, while the sum is 52.

The spelling of 56785705108 in words is "fifty-six billion, seven hundred eighty-five million, seven hundred five thousand, one hundred eight".