14011661663 has 32 divisors (see below), whose sum is σ = 16071436800. Its totient is φ = 12143488896.

The previous prime is 14011661641. The next prime is 14011661687. The reversal of 14011661663 is 36616611041.

It is a cyclic number.

It is not a de Polignac number, because 14011661663 - 2²⁶ = 13944552799 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14011663663) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1350845 + ... + 1361177.

It is an arithmetic number, because the mean of its divisors is an integer number (502232400).

Almost surely, 2^14011661663 is an apocalyptic number.

14011661663 is a deficient number, since it is larger than the sum of its proper divisors (2059775137).

14011661663 is a wasteful number, since it uses less digits than its factorization.

14011661663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10511.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 14011661663 in words is "fourteen billion, eleven million, six hundred sixty-one thousand, six hundred sixty-three".