13663334352 has 20 divisors (see below), whose sum is σ = 35296947200. Its totient is φ = 4554444768.

The previous prime is 13663334339. The next prime is 13663334371. The reversal of 13663334352 is 25343336631.

It is a super-2 number, since 2×13663334352² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13663334352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142326352 + ... + 142326447.

It is an arithmetic number, because the mean of its divisors is an integer number (1764847360).

Almost surely, 2^13663334352 is an apocalyptic number.

13663334352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13663334352 is an abundant number, since it is smaller than the sum of its proper divisors (21633612848).

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

13663334352 is a wasteful number, since it uses less digits than its factorization.

13663334352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284652810 (or 284652804 counting only the distinct ones).

The product of its digits is 349920, while the sum is 39.

The spelling of 13663334352 in words is "thirteen billion, six hundred sixty-three million, three hundred thirty-four thousand, three hundred fifty-two".