138876533862 has 32 divisors (see below), whose sum is σ = 310049942400. Its totient is φ = 41105104320.

The previous prime is 138876533839. The next prime is 138876533881. The reversal of 138876533862 is 268335678831.

It is a junction number, because it is equal to n+sod(n) for n = 138876533796 and 138876533805.

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, 24464487 + ... + 24470162.

It is an arithmetic number, because the mean of its divisors is an integer number (9689060700).

Almost surely, 2^138876533862 is an apocalyptic number.

138876533862 is an abundant number, since it is smaller than the sum of its proper divisors (171173408538).

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

138876533862 is a wasteful number, since it uses less digits than its factorization.

138876533862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48934708.

The product of its digits is 34836480, while the sum is 60.

The spelling of 138876533862 in words is "one hundred thirty-eight billion, eight hundred seventy-six million, five hundred thirty-three thousand, eight hundred sixty-two".