138896375037 has 64 divisors (see below), whose sum is σ = 222334058496. Its totient is φ = 75462036480.

The previous prime is 138896374999. The next prime is 138896375039. The reversal of 138896375037 is 730573698831.

It is not a de Polignac number, because 138896375037 - 2⁷ = 138896374909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138896375039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12492993 + ... + 12504105.

It is an arithmetic number, because the mean of its divisors is an integer number (3473969664).

Almost surely, 2^138896375037 is an apocalyptic number.

It is an amenable number.

138896375037 is a deficient number, since it is larger than the sum of its proper divisors (83437683459).

138896375037 is a wasteful number, since it uses less digits than its factorization.

138896375037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11490.

The product of its (nonzero) digits is 22861440, while the sum is 60.

The spelling of 138896375037 in words is "one hundred thirty-eight billion, eight hundred ninety-six million, three hundred seventy-five thousand, thirty-seven".