14565536661 has 32 divisors (see below), whose sum is σ = 21529742080. Its totient is φ = 8700908544.

The previous prime is 14565536659. The next prime is 14565536681. The reversal of 14565536661 is 16663556541.

14565536661 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 14565536661 - 2¹ = 14565536659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14565536661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14565536621) 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 31 ways as a sum of consecutive naturals, for example, 621981 + ... + 644973.

It is an arithmetic number, because the mean of its divisors is an integer number (672804440).

Almost surely, 2^14565536661 is an apocalyptic number.

It is an amenable number.

14565536661 is a deficient number, since it is larger than the sum of its proper divisors (6964205419).

14565536661 is a wasteful number, since it uses less digits than its factorization.

14565536661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23485.

The product of its digits is 1944000, while the sum is 48.

The spelling of 14565536661 in words is "fourteen billion, five hundred sixty-five million, five hundred thirty-six thousand, six hundred sixty-one".