4591332864 has 120 divisors (see below), whose sum is σ = 13827342672. Its totient is φ = 1463869440.

The previous prime is 4591332847. The next prime is 4591332899. The reversal of 4591332864 is 4682331954.

4591332864 is a `hidden beast` number, since 4 + 591 + 33 + 28 + 6 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84324 + ... + 127644.

Almost surely, 2^4591332864 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 4591332864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6913671336).

4591332864 is an abundant number, since it is smaller than the sum of its proper divisors (9236009808).

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

4591332864 is a wasteful number, since it uses less digits than its factorization.

4591332864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43368 (or 43349 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 4591332864 is about 67759.3747314717. The cubic root of 4591332864 is about 1662.0583244443.

The spelling of 4591332864 in words is "four billion, five hundred ninety-one million, three hundred thirty-two thousand, eight hundred sixty-four".