39493376238 has 32 divisors (see below), whose sum is σ = 79545238272. Its totient is φ = 13071456000.

The previous prime is 39493376213. The next prime is 39493376257. The reversal of 39493376238 is 83267339493.

It is a happy number.

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, 2340853 + ... + 2357663.

It is an arithmetic number, because the mean of its divisors is an integer number (2485788696).

Almost surely, 2^39493376238 is an apocalyptic number.

39493376238 is an abundant number, since it is smaller than the sum of its proper divisors (40051862034).

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

39493376238 is a wasteful number, since it uses less digits than its factorization.

39493376238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19560.

The product of its digits is 17635968, while the sum is 57.

The spelling of 39493376238 in words is "thirty-nine billion, four hundred ninety-three million, three hundred seventy-six thousand, two hundred thirty-eight".