6959985018 has 32 divisors (see below), whose sum is σ = 16132608000. Its totient is φ = 1960558320.

The previous prime is 6959984987. The next prime is 6959985037. The reversal of 6959985018 is 8105899596.

It is a Curzon number.

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, 1164018 + ... + 1169981.

It is an arithmetic number, because the mean of its divisors is an integer number (504144000).

Almost surely, 2^6959985018 is an apocalyptic number.

6959985018 is an abundant number, since it is smaller than the sum of its proper divisors (9172622982).

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

6959985018 is a wasteful number, since it uses less digits than its factorization.

6959985018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2334082.

The product of its (nonzero) digits is 6998400, while the sum is 60.

The square root of 6959985018 is about 83426.5246669187. The cubic root of 6959985018 is about 1909.2791719074.

The spelling of 6959985018 in words is "six billion, nine hundred fifty-nine million, nine hundred eighty-five thousand, eighteen".