14520809456 has 10 divisors (see below), whose sum is σ = 28134068352. Its totient is φ = 7260404720.

The previous prime is 14520809447. The next prime is 14520809519. The reversal of 14520809456 is 65490802541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453775280 + ... + 453775311.

Almost surely, 2^14520809456 is an apocalyptic number.

14520809456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14520809456 is a deficient number, since it is larger than the sum of its proper divisors (13613258896).

14520809456 is an equidigital number, since it uses as much as digits as its factorization.

14520809456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907550599 (or 907550593 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 14520809456 in words is "fourteen billion, five hundred twenty million, eight hundred nine thousand, four hundred fifty-six".