663164496 has 120 divisors (see below), whose sum is σ = 1934709504. Its totient is φ = 219905280.

The previous prime is 663164471. The next prime is 663164503. The reversal of 663164496 is 694461366.

663164496 is a `hidden beast` number, since 6 + 631 + 6 + 4 + 4 + 9 + 6 = 666.

It is a nude number because it is divisible by every one of its digits.

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 23 ways as a sum of consecutive naturals, for example, 1092225 + ... + 1092831.

Almost surely, 2^663164496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663164496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967354752).

663164496 is an abundant number, since it is smaller than the sum of its proper divisors (1271545008).

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

663164496 is a wasteful number, since it uses less digits than its factorization.

663164496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911 (or 893 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 663164496 is about 25751.9804286971. The cubic root of 663164496 is about 872.0480642923.

The spelling of 663164496 in words is "six hundred sixty-three million, one hundred sixty-four thousand, four hundred ninety-six".