232399944640 has 28 divisors (see below), whose sum is σ = 553402368936. Its totient is φ = 92959977728.

The previous prime is 232399944611. The next prime is 232399944661. The reversal of 232399944640 is 46449993232.

232399944640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 363124594 + ... + 363125233.

Almost surely, 2^232399944640 is an apocalyptic number.

232399944640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

232399944640 is an abundant number, since it is smaller than the sum of its proper divisors (321002424296).

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

232399944640 is an equidigital number, since it uses as much as digits as its factorization.

232399944640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726249844 (or 726249834 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 55.

The spelling of 232399944640 in words is "two hundred thirty-two billion, three hundred ninety-nine million, nine hundred forty-four thousand, six hundred forty".