12971766683 has 8 divisors (see below), whose sum is σ = 13742768448. Its totient is φ = 12201649024.

The previous prime is 12971766679. The next prime is 12971766737. The reversal of 12971766683 is 38666717921.

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 12971766683 - 2² = 12971766679 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12971766653) 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, 190691 + ... + 249612.

It is an arithmetic number, because the mean of its divisors is an integer number (1717846056).

Almost surely, 2^12971766683 is an apocalyptic number.

12971766683 is a deficient number, since it is larger than the sum of its proper divisors (771001765).

12971766683 is a wasteful number, since it uses less digits than its factorization.

12971766683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442053.

The product of its digits is 4572288, while the sum is 56.

The spelling of 12971766683 in words is "twelve billion, nine hundred seventy-one million, seven hundred sixty-six thousand, six hundred eighty-three".