818814064 has 10 divisors (see below), whose sum is σ = 1586452280. Its totient is φ = 409407024.

The previous prime is 818814023. The next prime is 818814071. The reversal of 818814064 is 460418818.

It is a happy number.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 25587924 + ... + 25587955.

It is an arithmetic number, because the mean of its divisors is an integer number (158645228).

Almost surely, 2^818814064 is an apocalyptic number.

It is an amenable number.

818814064 is a deficient number, since it is larger than the sum of its proper divisors (767638216).

818814064 is a wasteful number, since it uses less digits than its factorization.

818814064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51175887 (or 51175881 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 818814064 is about 28614.9272932852. The cubic root of 818814064 is about 935.5387151642.

The spelling of 818814064 in words is "eight hundred eighteen million, eight hundred fourteen thousand, sixty-four".