12473253664 has 24 divisors (see below), whose sum is σ = 24562137600. Its totient is φ = 6235250496.

The previous prime is 12473253649. The next prime is 12473253691. The reversal of 12473253664 is 46635237421.

It is a self number, because there is not a number n which added to its sum of digits gives 12473253664.

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, 112957 + ... + 194179.

It is an arithmetic number, because the mean of its divisors is an integer number (1023422400).

Almost surely, 2^12473253664 is an apocalyptic number.

It is an amenable number.

12473253664 is a deficient number, since it is larger than the sum of its proper divisors (12088883936).

12473253664 is an equidigital number, since it uses as much as digits as its factorization.

12473253664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86032 (or 86024 counting only the distinct ones).

The product of its digits is 725760, while the sum is 43.

The spelling of 12473253664 in words is "twelve billion, four hundred seventy-three million, two hundred fifty-three thousand, six hundred sixty-four".