4556394880 has 128 divisors (see below), whose sum is σ = 11315635200. Its totient is φ = 1752545280.

The previous prime is 4556394823. The next prime is 4556394901. The reversal of 4556394880 is 884936554.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3550719 + ... + 3552001.

It is an arithmetic number, because the mean of its divisors is an integer number (88403400).

Almost surely, 2^4556394880 is an apocalyptic number.

4556394880 is a gapful number since it is divisible by the number (40) 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 4556394880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5657817600).

4556394880 is an abundant number, since it is smaller than the sum of its proper divisors (6759240320).

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

4556394880 is a wasteful number, since it uses less digits than its factorization.

4556394880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1512 (or 1500 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 52.

The square root of 4556394880 is about 67501.0731766540. The cubic root of 4556394880 is about 1657.8317459709.

The spelling of 4556394880 in words is "four billion, five hundred fifty-six million, three hundred ninety-four thousand, eight hundred eighty".