38439371000 has 64 divisors (see below), whose sum is σ = 93858972480. Its totient is φ = 14707228800.

The previous prime is 38439370967. The next prime is 38439371011. The reversal of 38439371000 is 17393483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 812639 + ... + 858638.

It is an arithmetic number, because the mean of its divisors is an integer number (1466546445).

Almost surely, 2^38439371000 is an apocalyptic number.

It is an amenable number.

38439371000 is an abundant number, since it is smaller than the sum of its proper divisors (55419601480).

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

38439371000 is a wasteful number, since it uses less digits than its factorization.

38439371000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1671321 (or 1671307 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 38439371000 in words is "thirty-eight billion, four hundred thirty-nine million, three hundred seventy-one thousand".