12624663426 has 16 divisors (see below), whose sum is σ = 25253981184. Its totient is φ = 4207445424.

The previous prime is 12624663397. The next prime is 12624663427. The reversal of 12624663426 is 62436642621.

It is not an unprimeable number, because it can be changed into a prime (12624663427) 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, 158161 + ... + 224196.

It is an arithmetic number, because the mean of its divisors is an integer number (1578373824).

Almost surely, 2^12624663426 is an apocalyptic number.

12624663426 is an abundant number, since it is smaller than the sum of its proper divisors (12629317758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12624663426 is a wasteful number, since it uses less digits than its factorization.

12624663426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387865.

The product of its digits is 497664, while the sum is 42.

The spelling of 12624663426 in words is "twelve billion, six hundred twenty-four million, six hundred sixty-three thousand, four hundred twenty-six".