138367766416 has 40 divisors (see below), whose sum is σ = 301893320448. Its totient is φ = 60865584000.

The previous prime is 138367766413. The next prime is 138367766417. The reversal of 138367766416 is 614667763831.

It is not an unprimeable number, because it can be changed into a prime (138367766413) 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 7 ways as a sum of consecutive naturals, for example, 12674875 + ... + 12685786.

Almost surely, 2^138367766416 is an apocalyptic number.

138367766416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

138367766416 is an abundant number, since it is smaller than the sum of its proper divisors (163525554032).

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

138367766416 is a wasteful number, since it uses less digits than its factorization.

138367766416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25360711 (or 25360705 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 58.

The spelling of 138367766416 in words is "one hundred thirty-eight billion, three hundred sixty-seven million, seven hundred sixty-six thousand, four hundred sixteen".