12992389716 has 48 divisors (see below), whose sum is σ = 31341269120. Its totient is φ = 4185820800.

The previous prime is 12992389609. The next prime is 12992389717. The reversal of 12992389716 is 61798329921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12992389717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29851 + ... + 163938.

Almost surely, 2^12992389716 is an apocalyptic number.

It is an amenable number.

12992389716 is an abundant number, since it is smaller than the sum of its proper divisors (18348879404).

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

12992389716 is a wasteful number, since it uses less digits than its factorization.

12992389716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193984 (or 193982 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 57.

The spelling of 12992389716 in words is "twelve billion, nine hundred ninety-two million, three hundred eighty-nine thousand, seven hundred sixteen".