139594878980 has 24 divisors (see below), whose sum is σ = 293346981312. Its totient is φ = 55800287712.

The previous prime is 139594878977. The next prime is 139594878989. The reversal of 139594878980 is 89878495931.

It is not an unprimeable number, because it can be changed into a prime (139594878989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2323592 + ... + 2382911.

It is an arithmetic number, because the mean of its divisors is an integer number (12222790888).

Almost surely, 2^139594878980 is an apocalyptic number.

139594878980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

139594878980 is an abundant number, since it is smaller than the sum of its proper divisors (153752102332).

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

139594878980 is a wasteful number, since it uses less digits than its factorization.

139594878980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4707995 (or 4707993 counting only the distinct ones).

The product of its (nonzero) digits is 156764160, while the sum is 71.

The spelling of 139594878980 in words is "one hundred thirty-nine billion, five hundred ninety-four million, eight hundred seventy-eight thousand, nine hundred eighty".