3138128208716 has 24 divisors (see below), whose sum is σ = 5788358867760. Its totient is φ = 1484528428800.

The previous prime is 3138128208667. The next prime is 3138128208739. The reversal of 3138128208716 is 6178028218313.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27071705 + ... + 27187376.

It is an arithmetic number, because the mean of its divisors is an integer number (241181619490).

Almost surely, 2^{3138128208716} is an apocalyptic number.

It is an amenable number.

3138128208716 is a deficient number, since it is larger than the sum of its proper divisors (2650230659044).

3138128208716 is a wasteful number, since it uses less digits than its factorization.

3138128208716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54259865 (or 54259863 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 3138128208716 in words is "three trillion, one hundred thirty-eight billion, one hundred twenty-eight million, two hundred eight thousand, seven hundred sixteen".