464556664 has 48 divisors (see below), whose sum is σ = 1028979720. Its totient is φ = 194912640.

The previous prime is 464556647. The next prime is 464556689. The reversal of 464556664 is 466655464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 747 + ... + 30490.

Almost surely, 2^464556664 is an apocalyptic number.

464556664 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 464556664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514489860).

464556664 is an abundant number, since it is smaller than the sum of its proper divisors (564423056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464556664 is a wasteful number, since it uses less digits than its factorization.

464556664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31280 (or 31263 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The square root of 464556664 is about 21553.5765941525. The cubic root of 464556664 is about 774.4847988939.

The spelling of 464556664 in words is "four hundred sixty-four million, five hundred fifty-six thousand, six hundred sixty-four".