12626377637639 has 4 divisors (see below), whose sum is σ = 12627355605600. Its totient is φ = 12625399669680.

The previous prime is 12626377637591. The next prime is 12626377637647. The reversal of 12626377637639 is 93673677362621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12626377637639 - 2³⁶ = 12557658160903 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 (12626377639639) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488964614 + ... + 488990435.

It is an arithmetic number, because the mean of its divisors is an integer number (3156838901400).

Almost surely, 2^{12626377637639} is an apocalyptic number.

12626377637639 is a deficient number, since it is larger than the sum of its proper divisors (977967961).

12626377637639 is an equidigital number, since it uses as much as digits as its factorization.

12626377637639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977967960.

The product of its digits is 432081216, while the sum is 68.

The spelling of 12626377637639 in words is "twelve trillion, six hundred twenty-six billion, three hundred seventy-seven million, six hundred thirty-seven thousand, six hundred thirty-nine".