23631461605357 has 2 divisors, whose sum is σ = 23631461605358. Its totient is φ = 23631461605356.

The previous prime is 23631461605217. The next prime is 23631461605363. The reversal of 23631461605357 is 75350616413632.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12133197759076 + 11498263846281 = 3483274^2 + 3390909^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23631461605357 is a prime.

It is a super-2 number, since 2×23631461605357² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23631461615357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11815730802678 + 11815730802679.

It is an arithmetic number, because the mean of its divisors is an integer number (11815730802679).

Almost surely, 2^{23631461605357} is an apocalyptic number.

It is an amenable number.

23631461605357 is a deficient number, since it is larger than the sum of its proper divisors (1).

23631461605357 is an equidigital number, since it uses as much as digits as its factorization.

23631461605357 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8164800, while the sum is 52.

The spelling of 23631461605357 in words is "twenty-three trillion, six hundred thirty-one billion, four hundred sixty-one million, six hundred five thousand, three hundred fifty-seven".