12667406635 has 8 divisors (see below), whose sum is σ = 16370187120. Its totient is φ = 9354392544.

The previous prime is 12667406629. The next prime is 12667406701. The reversal of 12667406635 is 53660476621.

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 12667406635 - 2⁵ = 12667406603 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, 97441525 + ... + 97441654.

It is an arithmetic number, because the mean of its divisors is an integer number (2046273390).

Almost surely, 2^12667406635 is an apocalyptic number.

12667406635 is a deficient number, since it is larger than the sum of its proper divisors (3702780485).

12667406635 is a wasteful number, since it uses less digits than its factorization.

12667406635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194883197.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 12667406635 in words is "twelve billion, six hundred sixty-seven million, four hundred six thousand, six hundred thirty-five".