38717672416 has 12 divisors (see below), whose sum is σ = 76225417632. Its totient is φ = 19358836192.

The previous prime is 38717672407. The next prime is 38717672443. The reversal of 38717672416 is 61427671783.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 604963600 + ... + 604963663.

It is an arithmetic number, because the mean of its divisors is an integer number (6352118136).

Almost surely, 2^38717672416 is an apocalyptic number.

It is an amenable number.

38717672416 is a deficient number, since it is larger than the sum of its proper divisors (37507745216).

38717672416 is a wasteful number, since it uses less digits than its factorization.

38717672416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1209927273 (or 1209927265 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 52.

The spelling of 38717672416 in words is "thirty-eight billion, seven hundred seventeen million, six hundred seventy-two thousand, four hundred sixteen".