138902765035 has 16 divisors (see below), whose sum is σ = 167261582592. Its totient is φ = 110736885600.

The previous prime is 138902765021. The next prime is 138902765059. The reversal of 138902765035 is 530567209831.

It is not a de Polignac number, because 138902765035 - 2⁵ = 138902765003 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 138902765035.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7932640 + ... + 7950130.

It is an arithmetic number, because the mean of its divisors is an integer number (10453848912).

Almost surely, 2^138902765035 is an apocalyptic number.

138902765035 is a deficient number, since it is larger than the sum of its proper divisors (28358817557).

138902765035 is a wasteful number, since it uses less digits than its factorization.

138902765035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22914.

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 138902765035 in words is "one hundred thirty-eight billion, nine hundred two million, seven hundred sixty-five thousand, thirty-five".