112139812611506 has 16 divisors (see below), whose sum is σ = 168379845664344. Its totient is φ = 56013215779584.

The previous prime is 112139812611499. The next prime is 112139812611521. The reversal of 112139812611506 is 605116218931211.

It can be written as a sum of positive squares in 4 ways, for example, as 92465628969025 + 19674183642481 = 9615905^2 + 4435559^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7609946 + ... + 16798538.

Almost surely, 2^{112139812611506} is an apocalyptic number.

112139812611506 is a deficient number, since it is larger than the sum of its proper divisors (56240033052838).

112139812611506 is a wasteful number, since it uses less digits than its factorization.

112139812611506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9194765.

The product of its (nonzero) digits is 155520, while the sum is 47.

The spelling of 112139812611506 in words is "one hundred twelve trillion, one hundred thirty-nine billion, eight hundred twelve million, six hundred eleven thousand, five hundred six".