596328640681 has 2 divisors, whose sum is σ = 596328640682. Its totient is φ = 596328640680.

The previous prime is 596328640639. The next prime is 596328640703. The reversal of 596328640681 is 186046823695.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 496940403600 + 99388237081 = 704940^2 + 315259^2 .

It is a cyclic number.

It is not a de Polignac number, because 596328640681 - 2⁹ = 596328640169 is a prime.

It is a super-2 number, since 2×596328640681² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (596328640601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 298164320340 + 298164320341.

It is an arithmetic number, because the mean of its divisors is an integer number (298164320341).

Almost surely, 2^596328640681 is an apocalyptic number.

It is an amenable number.

596328640681 is a deficient number, since it is larger than the sum of its proper divisors (1).

596328640681 is an equidigital number, since it uses as much as digits as its factorization.

596328640681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14929920, while the sum is 58.

The spelling of 596328640681 in words is "five hundred ninety-six billion, three hundred twenty-eight million, six hundred forty thousand, six hundred eighty-one".