12892694116 has 9 divisors (see below), whose sum is σ = 22562612121. Its totient is φ = 6446233512.

The previous prime is 12892694099. The next prime is 12892694149. The reversal of 12892694116 is 61149629821.

The square root of 12892694116 is 113546.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3346622500 + 9546071616 = 57850^2 + 97704^2 .

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12892694116.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 198706 + ... + 255478.

Almost surely, 2^12892694116 is an apocalyptic number.

12892694116 is the 113546-th square number.

It is an amenable number.

12892694116 is a deficient number, since it is larger than the sum of its proper divisors (9669918005).

12892694116 is an frugal number, since it uses more digits than its factorization.

12892694116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113550 (or 56775 counting only the distinct ones).

The product of its digits is 373248, while the sum is 49.

Multiplying 12892694116 by its sum of digits (49), we get a square (631742011684 = 794822²).

The spelling of 12892694116 in words is "twelve billion, eight hundred ninety-two million, six hundred ninety-four thousand, one hundred sixteen".