23515274634164 has 24 divisors (see below), whose sum is σ = 41186935060488. Its totient is φ = 11747582945280.

The previous prime is 23515274634133. The next prime is 23515274634167. The reversal of 23515274634164 is 46143647251532.

23515274634164 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 121201459600 + 23394073174564 = 348140^2 + 4836742^2 .

It is a super-2 number, since 2×23515274634164² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23515274634167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22879694 + ... + 23885370.

It is an arithmetic number, because the mean of its divisors is an integer number (1716122294187).

Almost surely, 2^{23515274634164} is an apocalyptic number.

It is an amenable number.

23515274634164 is a deficient number, since it is larger than the sum of its proper divisors (17671660426324).

23515274634164 is a wasteful number, since it uses less digits than its factorization.

23515274634164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010675 (or 1010673 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 53.

The spelling of 23515274634164 in words is "twenty-three trillion, five hundred fifteen billion, two hundred seventy-four million, six hundred thirty-four thousand, one hundred sixty-four".