572552664637 has 2 divisors, whose sum is σ = 572552664638. Its totient is φ = 572552664636.

The previous prime is 572552664587. The next prime is 572552664661. The reversal of 572552664637 is 736466255275.

572552664637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 357150859641 + 215401804996 = 597621^2 + 464114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-572552664637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (572552664667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286276332318 + 286276332319.

It is an arithmetic number, because the mean of its divisors is an integer number (286276332319).

Almost surely, 2^572552664637 is an apocalyptic number.

It is an amenable number.

572552664637 is a deficient number, since it is larger than the sum of its proper divisors (1).

572552664637 is an equidigital number, since it uses as much as digits as its factorization.

572552664637 is an evil number, because the sum of its binary digits is even.

The product of its digits is 63504000, while the sum is 58.

The spelling of 572552664637 in words is "five hundred seventy-two billion, five hundred fifty-two million, six hundred sixty-four thousand, six hundred thirty-seven".