5444599680 has 384 divisors, whose sum is σ = 21004794720. Its totient is φ = 1339711488.

The previous prime is 5444599679. The next prime is 5444599681. The reversal of 5444599680 is 869954445.

5444599680 is a `hidden beast` number, since 5 + 4 + 44 + 599 + 6 + 8 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (5444599679) and next prime (5444599681).

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×5444599680² = 59287331350912204800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5444599681) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2020414 + ... + 2023106.

Almost surely, 2^5444599680 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 5444599680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10502397360).

5444599680 is an abundant number, since it is smaller than the sum of its proper divisors (15560195040).

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

5444599680 is a wasteful number, since it uses less digits than its factorization.

5444599680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740 (or 2716 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The square root of 5444599680 is about 73787.5306538984. The cubic root of 5444599680 is about 1759.2274157305.

The spelling of 5444599680 in words is "five billion, four hundred forty-four million, five hundred ninety-nine thousand, six hundred eighty".