138099475824 has 40 divisors (see below), whose sum is σ = 358945692672. Its totient is φ = 45750744000.

The previous prime is 138099475751. The next prime is 138099475837. The reversal of 138099475824 is 428574990831.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 8817552 + ... + 8833199.

Almost surely, 2^138099475824 is an apocalyptic number.

It is an amenable number.

138099475824 is an abundant number, since it is smaller than the sum of its proper divisors (220846216848).

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

138099475824 is a wasteful number, since it uses less digits than its factorization.

138099475824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17650925 (or 17650919 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 60.

The spelling of 138099475824 in words is "one hundred thirty-eight billion, ninety-nine million, four hundred seventy-five thousand, eight hundred twenty-four".