138736058692 has 96 divisors (see below), whose sum is σ = 319110414336. Its totient is φ = 51196233600.

The previous prime is 138736058687. The next prime is 138736058707. The reversal of 138736058692 is 296850637831.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 294178 + ... + 603334.

It is an arithmetic number, because the mean of its divisors is an integer number (3324066816).

Almost surely, 2^138736058692 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 138736058692, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159555207168).

138736058692 is an abundant number, since it is smaller than the sum of its proper divisors (180374355644).

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

138736058692 is a wasteful number, since it uses less digits than its factorization.

138736058692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309257 (or 309255 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The spelling of 138736058692 in words is "one hundred thirty-eight billion, seven hundred thirty-six million, fifty-eight thousand, six hundred ninety-two".