13731132390400 has 66 divisors (see below), whose sum is σ = 34036580848520. Its totient is φ = 5492452945920.

The previous prime is 13731132390397. The next prime is 13731132390413. The reversal of 13731132390400 is 409323113731.

It is a self number, because there is not a number n which added to its sum of digits gives 13731132390400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 268160580 + ... + 268211779.

Almost surely, 2^{13731132390400} is an apocalyptic number.

13731132390400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13731132390400 is an abundant number, since it is smaller than the sum of its proper divisors (20305448458120).

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

13731132390400 is an equidigital number, since it uses as much as digits as its factorization.

13731132390400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536372389 (or 536372366 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 37.

The spelling of 13731132390400 in words is "thirteen trillion, seven hundred thirty-one billion, one hundred thirty-two million, three hundred ninety thousand, four hundred".