461485664 has 24 divisors (see below), whose sum is σ = 910524888. Its totient is φ = 230241280.

The previous prime is 461485657. The next prime is 461485667. The reversal of 461485664 is 466584164.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461485667) 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, 497 + ... + 30384.

It is an arithmetic number, because the mean of its divisors is an integer number (37938537).

Almost surely, 2^461485664 is an apocalyptic number.

It is an amenable number.

461485664 is a deficient number, since it is larger than the sum of its proper divisors (449039224).

461485664 is a wasteful number, since it uses less digits than its factorization.

461485664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31358 (or 31350 counting only the distinct ones).

The product of its digits is 552960, while the sum is 44.

The square root of 461485664 is about 21482.2173902044. The cubic root of 461485664 is about 772.7744204362.

The spelling of 461485664 in words is "four hundred sixty-one million, four hundred eighty-five thousand, six hundred sixty-four".