14564574420 has 48 divisors (see below), whose sum is σ = 44488156608. Its totient is φ = 3530805760.

The previous prime is 14564574403. The next prime is 14564574449. The reversal of 14564574420 is 2447546541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11033109 + ... + 11034428.

It is an arithmetic number, because the mean of its divisors is an integer number (926836596).

Almost surely, 2^14564574420 is an apocalyptic number.

14564574420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14564574420 is an abundant number, since it is smaller than the sum of its proper divisors (29923582188).

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

14564574420 is a wasteful number, since it uses less digits than its factorization.

14564574420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22067560 (or 22067558 counting only the distinct ones).

The product of its (nonzero) digits is 537600, while the sum is 42.

The spelling of 14564574420 in words is "fourteen billion, five hundred sixty-four million, five hundred seventy-four thousand, four hundred twenty".