13116017278 has 48 divisors (see below), whose sum is σ = 24699185280. Its totient is φ = 5177680704.

The previous prime is 13116017269. The next prime is 13116017303. The reversal of 13116017278 is 87271061131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 599500 + ... + 620992.

It is an arithmetic number, because the mean of its divisors is an integer number (514566360).

Almost surely, 2^13116017278 is an apocalyptic number.

13116017278 is a deficient number, since it is larger than the sum of its proper divisors (11583168002).

13116017278 is a wasteful number, since it uses less digits than its factorization.

13116017278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22001 (or 21994 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 37.

The spelling of 13116017278 in words is "thirteen billion, one hundred sixteen million, seventeen thousand, two hundred seventy-eight".