139620605328 has 240 divisors, whose sum is σ = 450525628800. Its totient is φ = 40065822720.

The previous prime is 139620605317. The next prime is 139620605417. The reversal of 139620605328 is 823506026931.

139620605328 is a `hidden beast` number, since 1 + 3 + 9 + 6 + 2 + 0 + 605 + 32 + 8 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1297093 + ... + 1400603.

It is an arithmetic number, because the mean of its divisors is an integer number (1877190120).

Almost surely, 2^139620605328 is an apocalyptic number.

139620605328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 139620605328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225262814400).

139620605328 is an abundant number, since it is smaller than the sum of its proper divisors (310905023472).

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

139620605328 is a wasteful number, since it uses less digits than its factorization.

139620605328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103590 (or 103581 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 139620605328 in words is "one hundred thirty-nine billion, six hundred twenty million, six hundred five thousand, three hundred twenty-eight".