12626465663 has 8 divisors (see below), whose sum is σ = 14431276032. Its totient is φ = 10821912696.

The previous prime is 12626465651. The next prime is 12626465767. The reversal of 12626465663 is 36656462621.

It is a happy number.

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

It is not a de Polignac number, because 12626465663 - 2²⁸ = 12358030207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12626465563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55706 + ... + 168392.

It is an arithmetic number, because the mean of its divisors is an integer number (1803909504).

Almost surely, 2^12626465663 is an apocalyptic number.

12626465663 is a deficient number, since it is larger than the sum of its proper divisors (1804810369).

12626465663 is a wasteful number, since it uses less digits than its factorization.

12626465663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128701.

The product of its digits is 1866240, while the sum is 47.

The spelling of 12626465663 in words is "twelve billion, six hundred twenty-six million, four hundred sixty-five thousand, six hundred sixty-three".