38683720356724 has 12 divisors (see below), whose sum is σ = 67696638669184. Its totient is φ = 19341823594104.

The previous prime is 38683720356667. The next prime is 38683720356769. The reversal of 38683720356724 is 42765302738683.

It is a hoax number, since the sum of its digits (64) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6693894 + ... + 11053309.

Almost surely, 2^{38683720356724} is an apocalyptic number.

It is an amenable number.

38683720356724 is a deficient number, since it is larger than the sum of its proper divisors (29012918312460).

38683720356724 is a wasteful number, since it uses less digits than its factorization.

38683720356724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18292134 (or 18292132 counting only the distinct ones).

The product of its (nonzero) digits is 243855360, while the sum is 64.

The spelling of 38683720356724 in words is "thirty-eight trillion, six hundred eighty-three billion, seven hundred twenty million, three hundred fifty-six thousand, seven hundred twenty-four".