13629979975 has 24 divisors (see below), whose sum is σ = 17680288032. Its totient is φ = 10403712000.

The previous prime is 13629979939. The next prime is 13629979999. The reversal of 13629979975 is 57997992631.

It is not a de Polignac number, because 13629979975 - 2⁹ = 13629979463 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 13629979975.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 201019 + ... + 260131.

It is an arithmetic number, because the mean of its divisors is an integer number (736678668).

Almost surely, 2^13629979975 is an apocalyptic number.

13629979975 is a deficient number, since it is larger than the sum of its proper divisors (4050308057).

13629979975 is a wasteful number, since it uses less digits than its factorization.

13629979975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59547 (or 59542 counting only the distinct ones).

The product of its digits is 57868020, while the sum is 67.

The spelling of 13629979975 in words is "thirteen billion, six hundred twenty-nine million, nine hundred seventy-nine thousand, nine hundred seventy-five".