56577287201 has 2 divisors, whose sum is σ = 56577287202. Its totient is φ = 56577287200.

The previous prime is 56577287167. The next prime is 56577287203. The reversal of 56577287201 is 10278277565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41687430625 + 14889856576 = 204175^2 + 122024^2 .

It is a cyclic number.

It is not a de Polignac number, because 56577287201 - 2³⁴ = 39397418017 is a prime.

Together with 56577287203, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56577287201.

It is not a weakly prime, because it can be changed into another prime (56577287203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28288643600 + 28288643601.

It is an arithmetic number, because the mean of its divisors is an integer number (28288643601).

Almost surely, 2^56577287201 is an apocalyptic number.

It is an amenable number.

56577287201 is a deficient number, since it is larger than the sum of its proper divisors (1).

56577287201 is an equidigital number, since it uses as much as digits as its factorization.

56577287201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1646400, while the sum is 50.

The spelling of 56577287201 in words is "fifty-six billion, five hundred seventy-seven million, two hundred eighty-seven thousand, two hundred one".