12979453152762 has 24 divisors (see below), whose sum is σ = 28122608603700. Its totient is φ = 4326413598720.

The previous prime is 12979453152749. The next prime is 12979453152839. The reversal of 12979453152762 is 26725135497921.

12979453152762 is a `hidden beast` number, since 1 + 2 + 9 + 7 + 9 + 45 + 3 + 1 + 527 + 62 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12979382441481 + 70711281 = 3602691^2 + 8409^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12979453152762.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4762137 + ... + 6974012.

Almost surely, 2^{12979453152762} is an apocalyptic number.

12979453152762 is an abundant number, since it is smaller than the sum of its proper divisors (15143155450938).

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

12979453152762 is a wasteful number, since it uses less digits than its factorization.

12979453152762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11797598 (or 11797595 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 63.

The spelling of 12979453152762 in words is "twelve trillion, nine hundred seventy-nine billion, four hundred fifty-three million, one hundred fifty-two thousand, seven hundred sixty-two".