38936831234 has 24 divisors (see below), whose sum is σ = 68971523904. Its totient is φ = 16148910600.

The previous prime is 38936831209. The next prime is 38936831243. The reversal of 38936831234 is 43213863983.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1433582 + ... + 1460489.

It is an arithmetic number, because the mean of its divisors is an integer number (2873813496).

Almost surely, 2^38936831234 is an apocalyptic number.

38936831234 is a deficient number, since it is larger than the sum of its proper divisors (30034692670).

38936831234 is a wasteful number, since it uses less digits than its factorization.

38936831234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2894142 (or 2894111 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 50.

The spelling of 38936831234 in words is "thirty-eight billion, nine hundred thirty-six million, eight hundred thirty-one thousand, two hundred thirty-four".