818196976 has 20 divisors (see below), whose sum is σ = 1585891800. Its totient is φ = 408934592.

The previous prime is 818196959. The next prime is 818196979. The reversal of 818196976 is 679691818.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (818196979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37755 + ... + 55333.

It is an arithmetic number, because the mean of its divisors is an integer number (79294590).

Almost surely, 2^818196976 is an apocalyptic number.

It is an amenable number.

818196976 is a deficient number, since it is larger than the sum of its proper divisors (767694824).

818196976 is a wasteful number, since it uses less digits than its factorization.

818196976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20496 (or 20490 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 55.

The square root of 818196976 is about 28604.1426370377. The cubic root of 818196976 is about 935.3036374553.

The spelling of 818196976 in words is "eight hundred eighteen million, one hundred ninety-six thousand, nine hundred seventy-six".