23464388136 has 96 divisors (see below), whose sum is σ = 68269465440. Its totient is φ = 6701046912.

The previous prime is 23464388131. The next prime is 23464388137. The reversal of 23464388136 is 63188346432.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (23464388131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4281430 + ... + 4286906.

It is an arithmetic number, because the mean of its divisors is an integer number (711140265).

Almost surely, 2^23464388136 is an apocalyptic number.

It is an amenable number.

23464388136 is an abundant number, since it is smaller than the sum of its proper divisors (44805077304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23464388136 is a wasteful number, since it uses less digits than its factorization.

23464388136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9143 (or 9132 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 48.

The spelling of 23464388136 in words is "twenty-three billion, four hundred sixty-four million, three hundred eighty-eight thousand, one hundred thirty-six".