56866987024 has 15 divisors (see below), whose sum is σ = 110181635517. Its totient is φ = 28433016576.

The previous prime is 56866986997. The next prime is 56866987027. The reversal of 56866987024 is 42078966865.

The square root of 56866987024 is 238468.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 56558352400 + 308634624 = 237820^2 + 17568^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56866987027) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 924064 + ... + 983680.

Almost surely, 2^56866987024 is an apocalyptic number.

56866987024 is the 238468-th square number.

It is an amenable number.

56866987024 is a deficient number, since it is larger than the sum of its proper divisors (53314648493).

56866987024 is an frugal number, since it uses more digits than its factorization.

56866987024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119242 (or 59619 counting only the distinct ones).

The product of its (nonzero) digits is 34836480, while the sum is 61.

The spelling of 56866987024 in words is "fifty-six billion, eight hundred sixty-six million, nine hundred eighty-seven thousand, twenty-four".