969912818 has 16 divisors (see below), whose sum is σ = 1673870400. Its totient is φ = 412886256.

The previous prime is 969912809. The next prime is 969912863. The reversal of 969912818 is 818219969.

It is a super-2 number, since 2×969912818² = 1881461749041402248, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 969912818.

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 7 ways as a sum of consecutive naturals, for example, 230396 + ... + 234567.

It is an arithmetic number, because the mean of its divisors is an integer number (104616900).

Almost surely, 2^969912818 is an apocalyptic number.

969912818 is a deficient number, since it is larger than the sum of its proper divisors (703957582).

969912818 is a wasteful number, since it uses less digits than its factorization.

969912818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465121.

The product of its digits is 559872, while the sum is 53.

The square root of 969912818 is about 31143.4233506851. The cubic root of 969912818 is about 989.8686415518.

The spelling of 969912818 in words is "nine hundred sixty-nine million, nine hundred twelve thousand, eight hundred eighteen".