818339166956 has 12 divisors (see below), whose sum is σ = 1481476078320. Its totient is φ = 395060287440.

The previous prime is 818339166937. The next prime is 818339166959. The reversal of 818339166956 is 659661933818.

It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 818339166892 and 818339166901.

It is not an unprimeable number, because it can be changed into a prime (818339166959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3527323880 + ... + 3527324111.

It is an arithmetic number, because the mean of its divisors is an integer number (123456339860).

Almost surely, 2^818339166956 is an apocalyptic number.

It is an amenable number.

818339166956 is a deficient number, since it is larger than the sum of its proper divisors (663136911364).

818339166956 is a wasteful number, since it uses less digits than its factorization.

818339166956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7054648024 (or 7054648022 counting only the distinct ones).

The product of its digits is 50388480, while the sum is 65.

The spelling of 818339166956 in words is "eight hundred eighteen billion, three hundred thirty-nine million, one hundred sixty-six thousand, nine hundred fifty-six".