139983154320 has 40 divisors (see below), whose sum is σ = 433947779136. Its totient is φ = 37328841088.

The previous prime is 139983154319. The next prime is 139983154397. The reversal of 139983154320 is 23451389931.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 139983154320.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291631332 + ... + 291631811.

Almost surely, 2^139983154320 is an apocalyptic number.

139983154320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139983154320 is an abundant number, since it is smaller than the sum of its proper divisors (293964624816).

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

139983154320 is a wasteful number, since it uses less digits than its factorization.

139983154320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583263159 (or 583263153 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 48.

The spelling of 139983154320 in words is "one hundred thirty-nine billion, nine hundred eighty-three million, one hundred fifty-four thousand, three hundred twenty".