13663351859964 has 24 divisors (see below), whose sum is σ = 32265264635520. Its totient is φ = 4499577720624.

The previous prime is 13663351859951. The next prime is 13663351860001. The reversal of 13663351859964 is 46995815336631.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6859111384 + ... + 6859113375.

It is an arithmetic number, because the mean of its divisors is an integer number (1344386026480).

Almost surely, 2^{13663351859964} is an apocalyptic number.

It is an amenable number.

13663351859964 is an abundant number, since it is smaller than the sum of its proper divisors (18601912775556).

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

13663351859964 is a wasteful number, since it uses less digits than its factorization.

13663351859964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13718224849 (or 13718224847 counting only the distinct ones).

The product of its digits is 377913600, while the sum is 69.

The spelling of 13663351859964 in words is "thirteen trillion, six hundred sixty-three billion, three hundred fifty-one million, eight hundred fifty-nine thousand, nine hundred sixty-four".