23531149546136 has 16 divisors (see below), whose sum is σ = 44125402631640. Its totient is φ = 11764375511040.

The previous prime is 23531149546133. The next prime is 23531149546139. The reversal of 23531149546136 is 63164594113532.

It is an interprime number because it is at equal distance from previous prime (23531149546133) and next prime (23531149546139).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23531149546133) 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 3 ways as a sum of consecutive naturals, for example, 149824361 + ... + 149981336.

Almost surely, 2^{23531149546136} is an apocalyptic number.

It is an amenable number.

23531149546136 is a deficient number, since it is larger than the sum of its proper divisors (20594253085504).

23531149546136 is a wasteful number, since it uses less digits than its factorization.

23531149546136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299815514 (or 299815510 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 53.

The spelling of 23531149546136 in words is "twenty-three trillion, five hundred thirty-one billion, one hundred forty-nine million, five hundred forty-six thousand, one hundred thirty-six".