2138840933594 has 32 divisors (see below), whose sum is σ = 3256030243200. Its totient is φ = 1053629337600.

The previous prime is 2138840933533. The next prime is 2138840933617. The reversal of 2138840933594 is 4953390488312.

It is a happy 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, 42330554 + ... + 42381050.

It is an arithmetic number, because the mean of its divisors is an integer number (101750945100).

Almost surely, 2^{2138840933594} is an apocalyptic number.

2138840933594 is a deficient number, since it is larger than the sum of its proper divisors (1117189309606).

2138840933594 is a wasteful number, since it uses less digits than its factorization.

2138840933594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51798.

The product of its (nonzero) digits is 22394880, while the sum is 59.

The spelling of 2138840933594 in words is "two trillion, one hundred thirty-eight billion, eight hundred forty million, nine hundred thirty-three thousand, five hundred ninety-four".