7712450181138 has 48 divisors (see below), whose sum is σ = 15815573516736. Its totient is φ = 2507206178880.

The previous prime is 7712450181133. The next prime is 7712450181157. The reversal of 7712450181138 is 8311810542177.

It is not an unprimeable number, because it can be changed into a prime (7712450181133) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1444548 + ... + 4184688.

It is an arithmetic number, because the mean of its divisors is an integer number (329491114932).

Almost surely, 2^{7712450181138} is an apocalyptic number.

7712450181138 is an abundant number, since it is smaller than the sum of its proper divisors (8103123335598).

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

7712450181138 is a wasteful number, since it uses less digits than its factorization.

7712450181138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740419 (or 2740366 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 48.

The spelling of 7712450181138 in words is "seven trillion, seven hundred twelve billion, four hundred fifty million, one hundred eighty-one thousand, one hundred thirty-eight".