13888888890264 has 64 divisors (see below), whose sum is σ = 39123630720000. Its totient is φ = 4564423573920.

The previous prime is 13888888890251. The next prime is 13888888890271. The reversal of 13888888890264 is 46209888888831.

13888888890264 is a `hidden beast` number, since 1 + 388 + 88 + 88 + 89 + 0 + 2 + 6 + 4 = 666.

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 15 ways as a sum of consecutive naturals, for example, 452804464 + ... + 452835135.

It is an arithmetic number, because the mean of its divisors is an integer number (611306730000).

Almost surely, 2^{13888888890264} is an apocalyptic number.

It is an amenable number.

13888888890264 is an abundant number, since it is smaller than the sum of its proper divisors (25234741829736).

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

13888888890264 is a wasteful number, since it uses less digits than its factorization.

13888888890264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905639685 (or 905639675 counting only the distinct ones).

The product of its (nonzero) digits is 2717908992, while the sum is 81.

The spelling of 13888888890264 in words is "thirteen trillion, eight hundred eighty-eight billion, eight hundred eighty-eight million, eight hundred ninety thousand, two hundred sixty-four".