14299947520 has 80 divisors (see below), whose sum is σ = 34315446528. Its totient is φ = 5715128320.

The previous prime is 14299947461. The next prime is 14299947521. The reversal of 14299947520 is 2574999241.

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (14299947521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5648655 + ... + 5651185.

Almost surely, 2^14299947520 is an apocalyptic number.

14299947520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14299947520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17157723264).

14299947520 is an abundant number, since it is smaller than the sum of its proper divisors (20015499008).

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

14299947520 is an equidigital number, since it uses as much as digits as its factorization.

14299947520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4761 (or 4745 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 14299947520 in words is "fourteen billion, two hundred ninety-nine million, nine hundred forty-seven thousand, five hundred twenty".