138377629744948 has 12 divisors (see below), whose sum is σ = 264175474967712. Its totient is φ = 62898922611320.

The previous prime is 138377629744919. The next prime is 138377629745053. The reversal of 138377629744948 is 849447926773831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1572473065240 + ... + 1572473065327.

It is an arithmetic number, because the mean of its divisors is an integer number (22014622913976).

Almost surely, 2^{138377629744948} is an apocalyptic number.

It is an amenable number.

138377629744948 is a deficient number, since it is larger than the sum of its proper divisors (125797845222764).

138377629744948 is a wasteful number, since it uses less digits than its factorization.

138377629744948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144946130582 (or 3144946130580 counting only the distinct ones).

The product of its digits is 12290310144, while the sum is 82.

The spelling of 138377629744948 in words is "one hundred thirty-eight trillion, three hundred seventy-seven billion, six hundred twenty-nine million, seven hundred forty-four thousand, nine hundred forty-eight".