139737527328 has 144 divisors (see below), whose sum is σ = 429770305440. Its totient is φ = 39637592064.

The previous prime is 139737527233. The next prime is 139737527359. The reversal of 139737527328 is 823725737931.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 547000 + ... + 760712.

It is an arithmetic number, because the mean of its divisors is an integer number (2984516010).

Almost surely, 2^139737527328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139737527328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214885152720).

139737527328 is an abundant number, since it is smaller than the sum of its proper divisors (290032778112).

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

139737527328 is a wasteful number, since it uses less digits than its factorization.

139737527328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213879 (or 213864 counting only the distinct ones).

The product of its digits is 13335840, while the sum is 57.

The spelling of 139737527328 in words is "one hundred thirty-nine billion, seven hundred thirty-seven million, five hundred twenty-seven thousand, three hundred twenty-eight".