139359055500 has 768 divisors, whose sum is σ = 549487411200. Its totient is φ = 29768601600.

The previous prime is 139359055399. The next prime is 139359055531. The reversal of 139359055500 is 5550953931.

139359055500 is a `hidden beast` number, since 1 + 3 + 9 + 3 + 5 + 90 + 5 + 550 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 358249306 + ... + 358249694.

It is an arithmetic number, because the mean of its divisors is an integer number (715478400).

Almost surely, 2^139359055500 is an apocalyptic number.

139359055500 is a gapful number since it is divisible by the number (10) 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 139359055500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274743705600).

139359055500 is an abundant number, since it is smaller than the sum of its proper divisors (410128355700).

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

139359055500 is a wasteful number, since it uses less digits than its factorization.

139359055500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664 (or 646 counting only the distinct ones).

The product of its (nonzero) digits is 455625, while the sum is 45.

The spelling of 139359055500 in words is "one hundred thirty-nine billion, three hundred fifty-nine million, fifty-five thousand, five hundred".