12404736624 has 80 divisors (see below), whose sum is σ = 37613370368. Its totient is φ = 3448417536.

The previous prime is 12404736623. The next prime is 12404736667. The reversal of 12404736624 is 42663740421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12404736623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 486472 + ... + 511335.

Almost surely, 2^12404736624 is an apocalyptic number.

12404736624 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12404736624 is an abundant number, since it is smaller than the sum of its proper divisors (25208633744).

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

12404736624 is a wasteful number, since it uses less digits than its factorization.

12404736624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997862 (or 997856 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 39.

The spelling of 12404736624 in words is "twelve billion, four hundred four million, seven hundred thirty-six thousand, six hundred twenty-four".