14681007520 has 24 divisors (see below), whose sum is σ = 34683880644. Its totient is φ = 5872402944.

The previous prime is 14681007511. The next prime is 14681007563. The reversal of 14681007520 is 2570018641.

It can be written as a sum of positive squares in 2 ways, for example, as 14570421264 + 110586256 = 120708^2 + 10516^2 .

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, 45877989 + ... + 45878308.

Almost surely, 2^14681007520 is an apocalyptic number.

14681007520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14681007520 is an abundant number, since it is smaller than the sum of its proper divisors (20002873124).

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

14681007520 is an equidigital number, since it uses as much as digits as its factorization.

14681007520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91756312 (or 91756304 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 34.

The spelling of 14681007520 in words is "fourteen billion, six hundred eighty-one million, seven thousand, five hundred twenty".