14564252521 has 48 divisors (see below), whose sum is σ = 18551808000. Its totient is φ = 11188981440.

The previous prime is 14564252519. The next prime is 14564252537. The reversal of 14564252521 is 12525246541.

14564252521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14564252521 - 2¹ = 14564252519 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14564252551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9715230 + ... + 9716728.

It is an arithmetic number, because the mean of its divisors is an integer number (386496000).

Almost surely, 2^14564252521 is an apocalyptic number.

It is an amenable number.

14564252521 is a deficient number, since it is larger than the sum of its proper divisors (3987555479).

14564252521 is a wasteful number, since it uses less digits than its factorization.

14564252521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766 (or 1753 counting only the distinct ones).

The product of its digits is 96000, while the sum is 37.

The spelling of 14564252521 in words is "fourteen billion, five hundred sixty-four million, two hundred fifty-two thousand, five hundred twenty-one".