23599696537 has 2 divisors, whose sum is σ = 23599696538. Its totient is φ = 23599696536.

The previous prime is 23599696517. The next prime is 23599696553. The reversal of 23599696537 is 73569699532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18388444816 + 5211251721 = 135604^2 + 72189^2 .

It is a cyclic number.

It is not a de Polignac number, because 23599696537 - 2¹⁹ = 23599172249 is a prime.

It is not a weakly prime, because it can be changed into another prime (23599696517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11799848268 + 11799848269.

It is an arithmetic number, because the mean of its divisors is an integer number (11799848269).

Almost surely, 2^23599696537 is an apocalyptic number.

It is an amenable number.

23599696537 is a deficient number, since it is larger than the sum of its proper divisors (1).

23599696537 is an equidigital number, since it uses as much as digits as its factorization.

23599696537 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82668600, while the sum is 64.

The spelling of 23599696537 in words is "twenty-three billion, five hundred ninety-nine million, six hundred ninety-six thousand, five hundred thirty-seven".