139891682528 has 24 divisors (see below), whose sum is σ = 296597270088. Its totient is φ = 64565391744.

The previous prime is 139891682501. The next prime is 139891682611. The reversal of 139891682528 is 825286198931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168138626 + ... + 168139457.

It is an arithmetic number, because the mean of its divisors is an integer number (12358219587).

Almost surely, 2^139891682528 is an apocalyptic number.

It is an amenable number.

139891682528 is an abundant number, since it is smaller than the sum of its proper divisors (156705587560).

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

139891682528 is a wasteful number, since it uses less digits than its factorization.

139891682528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336278106 (or 336278098 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 62.

The spelling of 139891682528 in words is "one hundred thirty-nine billion, eight hundred ninety-one million, six hundred eighty-two thousand, five hundred twenty-eight".