13878880355 has 8 divisors (see below), whose sum is σ = 16656810192. Its totient is φ = 11101668448.

The previous prime is 13878880339. The next prime is 13878880373. The reversal of 13878880355 is 55308887831.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13878880355 - 2⁴ = 13878880339 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 13878880355.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135992 + ... + 215061.

It is an arithmetic number, because the mean of its divisors is an integer number (2082101274).

Almost surely, 2^13878880355 is an apocalyptic number.

13878880355 is a deficient number, since it is larger than the sum of its proper divisors (2777929837).

13878880355 is an equidigital number, since it uses as much as digits as its factorization.

13878880355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358965.

The product of its (nonzero) digits is 6451200, while the sum is 56.

The spelling of 13878880355 in words is "thirteen billion, eight hundred seventy-eight million, eight hundred eighty thousand, three hundred fifty-five".