7138121733732 has 48 divisors (see below), whose sum is σ = 18173920871232. Its totient is φ = 2162572375680.

The previous prime is 7138121733671. The next prime is 7138121733737. The reversal of 7138121733732 is 2373371218317.

It is not an unprimeable number, because it can be changed into a prime (7138121733737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5605783 + ... + 6760254.

It is an arithmetic number, because the mean of its divisors is an integer number (378623351484).

Almost surely, 2^{7138121733732} is an apocalyptic number.

It is an amenable number.

7138121733732 is an abundant number, since it is smaller than the sum of its proper divisors (11035799137500).

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

7138121733732 is a wasteful number, since it uses less digits than its factorization.

7138121733732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12370428 (or 12370426 counting only the distinct ones).

The product of its digits is 889056, while the sum is 48.

The spelling of 7138121733732 in words is "seven trillion, one hundred thirty-eight billion, one hundred twenty-one million, seven hundred thirty-three thousand, seven hundred thirty-two".