4644382680 has 144 divisors (see below), whose sum is σ = 17558676720. Its totient is φ = 1061569152.

The previous prime is 4644382679. The next prime is 4644382733. The reversal of 4644382680 is 862834464.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 114004 + ... + 149283.

It is an arithmetic number, because the mean of its divisors is an integer number (121935255).

Almost surely, 2^4644382680 is an apocalyptic number.

4644382680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4644382680 is an abundant number, since it is smaller than the sum of its proper divisors (12914294040).

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

4644382680 is a wasteful number, since it uses less digits than its factorization.

4644382680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263318 (or 263304 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The square root of 4644382680 is about 68149.7078497039. The cubic root of 4644382680 is about 1668.4351555157.

The spelling of 4644382680 in words is "four billion, six hundred forty-four million, three hundred eighty-two thousand, six hundred eighty".