808646464 has 28 divisors (see below), whose sum is σ = 1610364064. Its totient is φ = 402885504.

The previous prime is 808646453. The next prime is 808646483. The reversal of 808646464 is 464646808.

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 in 3 ways as a sum of consecutive naturals, for example, 4212 + ... + 40435.

Almost surely, 2^808646464 is an apocalyptic number.

It is an amenable number.

808646464 is a deficient number, since it is larger than the sum of its proper divisors (801717600).

808646464 is a wasteful number, since it uses less digits than its factorization.

808646464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44942 (or 44932 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 46.

The square root of 808646464 is about 28436.7097956145. The cubic root of 808646464 is about 931.6502337759.

The spelling of 808646464 in words is "eight hundred eight million, six hundred forty-six thousand, four hundred sixty-four".