138313453834 has 16 divisors (see below), whose sum is σ = 212703232896. Its totient is φ = 67415119200.

The previous prime is 138313453829. The next prime is 138313453843. The reversal of 138313453834 is 438354313831.

It is a super-2 number, since 2×138313453834² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 584172 + ... + 786055.

It is an arithmetic number, because the mean of its divisors is an integer number (13293952056).

Almost surely, 2^138313453834 is an apocalyptic number.

138313453834 is a deficient number, since it is larger than the sum of its proper divisors (74389779062).

138313453834 is a wasteful number, since it uses less digits than its factorization.

138313453834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1371501.

The product of its digits is 1244160, while the sum is 46.

The spelling of 138313453834 in words is "one hundred thirty-eight billion, three hundred thirteen million, four hundred fifty-three thousand, eight hundred thirty-four".