138294160608 has 96 divisors (see below), whose sum is σ = 404606845440. Its totient is φ = 41102899200.

The previous prime is 138294160601. The next prime is 138294160619. The reversal of 138294160608 is 806061492831.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (138294160601) 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 15 ways as a sum of consecutive naturals, for example, 2198968 + ... + 2260983.

It is an arithmetic number, because the mean of its divisors is an integer number (4214654640).

Almost surely, 2^138294160608 is an apocalyptic number.

It is an amenable number.

138294160608 is an abundant number, since it is smaller than the sum of its proper divisors (266312684832).

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

138294160608 is a wasteful number, since it uses less digits than its factorization.

138294160608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4460000 (or 4459992 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The spelling of 138294160608 in words is "one hundred thirty-eight billion, two hundred ninety-four million, one hundred sixty thousand, six hundred eight".