14613666769 has 27 divisors (see below), whose sum is σ = 16840648017. Its totient is φ = 12672825984.

The previous prime is 14613666731. The next prime is 14613666797. The reversal of 14613666769 is 96766631641.

The square root of 14613666769 is 120887.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 131951169 + 14481715600 = 11487^2 + 120340^2 .

It is not a de Polignac number, because 14613666769 - 2¹⁷ = 14613535697 is a prime.

It is a super-2 number, since 2×14613666769² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14613666719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 26715754 + ... + 26716300.

Almost surely, 2^14613666769 is an apocalyptic number.

14613666769 is the 120887-th square number.

14613666769 is the 60444-th centered octagonal number.

It is an amenable number.

14613666769 is a deficient number, since it is larger than the sum of its proper divisors (2226981248).

14613666769 is an frugal number, since it uses more digits than its factorization.

14613666769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1154 (or 577 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 55.

The spelling of 14613666769 in words is "fourteen billion, six hundred thirteen million, six hundred sixty-six thousand, seven hundred sixty-nine".