139937328550 has 12 divisors (see below), whose sum is σ = 260283431196. Its totient is φ = 55974931400.

The previous prime is 139937328541. The next prime is 139937328551. The reversal of 139937328550 is 55823739931.

It is a junction number, because it is equal to n+sod(n) for n = 139937328491 and 139937328500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139937328551) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1399373236 + ... + 1399373335.

It is an arithmetic number, because the mean of its divisors is an integer number (21690285933).

Almost surely, 2^139937328550 is an apocalyptic number.

139937328550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

139937328550 is a deficient number, since it is larger than the sum of its proper divisors (120346102646).

139937328550 is a wasteful number, since it uses less digits than its factorization.

139937328550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2798746583 (or 2798746578 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 55.

The spelling of 139937328550 in words is "one hundred thirty-nine billion, nine hundred thirty-seven million, three hundred twenty-eight thousand, five hundred fifty".