1138762515125 has 16 divisors (see below), whose sum is σ = 1421256673200. Its totient is φ = 910958054400.

The previous prime is 1138762515109. The next prime is 1138762515179. The reversal of 1138762515125 is 5215152678311.

It can be written as a sum of positive squares in 8 ways, for example, as 645429064996 + 493333450129 = 803386^2 + 702377^2 .

It is not a de Polignac number, because 1138762515125 - 2⁴ = 1138762515109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1138762515125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2020421 + ... + 2521829.

It is an arithmetic number, because the mean of its divisors is an integer number (88828542075).

Almost surely, 2^{1138762515125} is an apocalyptic number.

It is an amenable number.

1138762515125 is a deficient number, since it is larger than the sum of its proper divisors (282494158075).

1138762515125 is an equidigital number, since it uses as much as digits as its factorization.

1138762515125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 519593 (or 519583 counting only the distinct ones).

The product of its digits is 504000, while the sum is 47.

The spelling of 1138762515125 in words is "one trillion, one hundred thirty-eight billion, seven hundred sixty-two million, five hundred fifteen thousand, one hundred twenty-five".