14479671636 has 18 divisors (see below), whose sum is σ = 36601392282. Its totient is φ = 4826557200.

The previous prime is 14479671629. The next prime is 14479671659. The reversal of 14479671636 is 63617697441.

14479671636 is a `hidden beast` number, since 1 + 4 + 479 + 6 + 7 + 163 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 14099187600 + 380484036 = 118740^2 + 19506^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 201106515 + ... + 201106586.

Almost surely, 2^14479671636 is an apocalyptic number.

It is an amenable number.

14479671636 is an abundant number, since it is smaller than the sum of its proper divisors (22121720646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14479671636 is a wasteful number, since it uses less digits than its factorization.

14479671636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402213111 (or 402213106 counting only the distinct ones).

The product of its digits is 4572288, while the sum is 54.

The spelling of 14479671636 in words is "fourteen billion, four hundred seventy-nine million, six hundred seventy-one thousand, six hundred thirty-six".