139117525338 has 32 divisors (see below), whose sum is σ = 303706998720. Its totient is φ = 42132124160.

The previous prime is 139117525319. The next prime is 139117525373. The reversal of 139117525338 is 833525711931.

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, 503895 + ... + 729482.

It is an arithmetic number, because the mean of its divisors is an integer number (9490843710).

Almost surely, 2^139117525338 is an apocalyptic number.

139117525338 is an abundant number, since it is smaller than the sum of its proper divisors (164589473382).

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

139117525338 is a wasteful number, since it uses less digits than its factorization.

139117525338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235102.

The product of its digits is 680400, while the sum is 48.

The spelling of 139117525338 in words is "one hundred thirty-nine billion, one hundred seventeen million, five hundred twenty-five thousand, three hundred thirty-eight".