12973779795 has 8 divisors (see below), whose sum is σ = 20758047696. Its totient is φ = 6919349216.

The previous prime is 12973779769. The next prime is 12973779817. The reversal of 12973779795 is 59797737921.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12973779795 - 2⁷ = 12973779667 is a prime.

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, 432459312 + ... + 432459341.

It is an arithmetic number, because the mean of its divisors is an integer number (2594755962).

Almost surely, 2^12973779795 is an apocalyptic number.

12973779795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12973779795 is a deficient number, since it is larger than the sum of its proper divisors (7784267901).

12973779795 is an equidigital number, since it uses as much as digits as its factorization.

12973779795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 864918661.

The product of its digits is 52509870, while the sum is 66.

The spelling of 12973779795 in words is "twelve billion, nine hundred seventy-three million, seven hundred seventy-nine thousand, seven hundred ninety-five".