232400399612500 has 72 divisors (see below), whose sum is σ = 580963815186048. Its totient is φ = 79680136980000.

The previous prime is 232400399612483. The next prime is 232400399612509. The reversal of 232400399612500 is 5216993004232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232400399612509) 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, 1327914784 + ... + 1328089783.

It is an arithmetic number, because the mean of its divisors is an integer number (8068941877584).

Almost surely, 2^{232400399612500} is an apocalyptic number.

232400399612500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232400399612500 is an abundant number, since it is smaller than the sum of its proper divisors (348563415573548).

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

232400399612500 is an equidigital number, since it uses as much as digits as its factorization.

232400399612500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656004603 (or 2656004581 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 232400399612500 in words is "two hundred thirty-two trillion, four hundred billion, three hundred ninety-nine million, six hundred twelve thousand, five hundred".