12623644522 has 8 divisors (see below), whose sum is σ = 18964202400. Its totient is φ = 6302243724.

The previous prime is 12623644511. The next prime is 12623644531. The reversal of 12623644522 is 22544632621.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4787622 + ... + 4790257.

It is an arithmetic number, because the mean of its divisors is an integer number (2370525300).

Almost surely, 2^12623644522 is an apocalyptic number.

12623644522 is a deficient number, since it is larger than the sum of its proper divisors (6340557878).

12623644522 is an equidigital number, since it uses as much as digits as its factorization.

12623644522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9578540.

The product of its digits is 138240, while the sum is 37.

The spelling of 12623644522 in words is "twelve billion, six hundred twenty-three million, six hundred forty-four thousand, five hundred twenty-two".