12747077592 has 32 divisors (see below), whose sum is σ = 31870983600. Its totient is φ = 4248587264.

The previous prime is 12747077579. The next prime is 12747077597. The reversal of 12747077592 is 29577074721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12747077597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280528 + ... + 322784.

Almost surely, 2^12747077592 is an apocalyptic number.

12747077592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12747077592 is an abundant number, since it is smaller than the sum of its proper divisors (19123906008).

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

12747077592 is a wasteful number, since it uses less digits than its factorization.

12747077592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54835 (or 54831 counting only the distinct ones).

The product of its (nonzero) digits is 1728720, while the sum is 51.

The spelling of 12747077592 in words is "twelve billion, seven hundred forty-seven million, seventy-seven thousand, five hundred ninety-two".