12653425456 has 20 divisors (see below), whose sum is σ = 28018299472. Its totient is φ = 5422896576.

The previous prime is 12653425439. The next prime is 12653425471. The reversal of 12653425456 is 65452435621.

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, 56488395 + ... + 56488618.

Almost surely, 2^12653425456 is an apocalyptic number.

12653425456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

12653425456 is an abundant number, since it is smaller than the sum of its proper divisors (15364874016).

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

12653425456 is a wasteful number, since it uses less digits than its factorization.

12653425456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112977028 (or 112977022 counting only the distinct ones).

The product of its digits is 864000, while the sum is 43.

The spelling of 12653425456 in words is "twelve billion, six hundred fifty-three million, four hundred twenty-five thousand, four hundred fifty-six".