23632621651157 has 2 divisors, whose sum is σ = 23632621651158. Its totient is φ = 23632621651156.

The previous prime is 23632621651147. The next prime is 23632621651187. The reversal of 23632621651157 is 75115612623632.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14338574330161 + 9294047320996 = 3786631^2 + 3048614^2 .

It is a cyclic number.

It is not a de Polignac number, because 23632621651157 - 2²⁶ = 23632554542293 is a prime.

It is a super-2 number, since 2×23632621651157² (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 (23632621651127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11816310825578 + 11816310825579.

It is an arithmetic number, because the mean of its divisors is an integer number (11816310825579).

Almost surely, 2^{23632621651157} is an apocalyptic number.

It is an amenable number.

23632621651157 is a deficient number, since it is larger than the sum of its proper divisors (1).

23632621651157 is an equidigital number, since it uses as much as digits as its factorization.

23632621651157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 50.

The spelling of 23632621651157 in words is "twenty-three trillion, six hundred thirty-two billion, six hundred twenty-one million, six hundred fifty-one thousand, one hundred fifty-seven".