13933437493504 has 27 divisors (see below), whose sum is σ = 27812566712077. Its totient is φ = 6966688884736.

The previous prime is 13933437493489. The next prime is 13933437493513. The reversal of 13933437493504 is 40539473433931.

The square root of 13933437493504 is 3732752.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 13474772640000 + 458664853504 = 3670800^2 + 677248^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 59607384 + ... + 59840680.

Almost surely, 2^{13933437493504} is an apocalyptic number.

13933437493504 is the 3732752-nd square number.

It is an amenable number.

13933437493504 is a deficient number, since it is larger than the sum of its proper divisors (13879129218573).

13933437493504 is an frugal number, since it uses more digits than its factorization.

13933437493504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466610 (or 233299 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 58.

The spelling of 13933437493504 in words is "thirteen trillion, nine hundred thirty-three billion, four hundred thirty-seven million, four hundred ninety-three thousand, five hundred four".