139880385540794 has 16 divisors (see below), whose sum is σ = 224860596265728. Its totient is φ = 65091225233232.

The previous prime is 139880385540713. The next prime is 139880385540821. The reversal of 139880385540794 is 497045583088931.

139880385540794 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×139880385540794² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (74).

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, 41092943522 + ... + 41092946925.

It is an arithmetic number, because the mean of its divisors is an integer number (14053787266608).

Almost surely, 2^{139880385540794} is an apocalyptic number.

139880385540794 is a deficient number, since it is larger than the sum of its proper divisors (84980210724934).

139880385540794 is a wasteful number, since it uses less digits than its factorization.

139880385540794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82185890509.

The product of its (nonzero) digits is 1045094400, while the sum is 74.

The spelling of 139880385540794 in words is "one hundred thirty-nine trillion, eight hundred eighty billion, three hundred eighty-five million, five hundred forty thousand, seven hundred ninety-four".