13879354981056 has 112 divisors (see below), whose sum is σ = 38741317488000. Its totient is φ = 4373192097792.

The previous prime is 13879354981049. The next prime is 13879354981061. The reversal of 13879354981056 is 65018945397831.

It is a super-3 number, since 3×13879354981056³ (a number of 40 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2598850 + ... + 5874753.

Almost surely, 2^{13879354981056} is an apocalyptic number.

13879354981056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13879354981056 is an abundant number, since it is smaller than the sum of its proper divisors (24861962506944).

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

13879354981056 is a wasteful number, since it uses less digits than its factorization.

13879354981056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8474086 (or 8474076 counting only the distinct ones).

The product of its (nonzero) digits is 195955200, while the sum is 69.

The spelling of 13879354981056 in words is "thirteen trillion, eight hundred seventy-nine billion, three hundred fifty-four million, nine hundred eighty-one thousand, fifty-six".