14564797647 has 16 divisors (see below), whose sum is σ = 19987699200. Its totient is φ = 9428126400.

The previous prime is 14564797627. The next prime is 14564797703. The reversal of 14564797647 is 74679746541.

It is not a de Polignac number, because 14564797647 - 2¹⁶ = 14564732111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14564797607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254647 + ... + 306552.

It is an arithmetic number, because the mean of its divisors is an integer number (1249231200).

Almost surely, 2^14564797647 is an apocalyptic number.

14564797647 is a deficient number, since it is larger than the sum of its proper divisors (5422901553).

14564797647 is a wasteful number, since it uses less digits than its factorization.

14564797647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561454.

The product of its digits is 35562240, while the sum is 60.

The spelling of 14564797647 in words is "fourteen billion, five hundred sixty-four million, seven hundred ninety-seven thousand, six hundred forty-seven".