5997557280 has 768 divisors, whose sum is σ = 24141680640. Its totient is φ = 1230028800.

The previous prime is 5997557261. The next prime is 5997557297. The reversal of 5997557280 is 827557995.

It is a self number, because there is not a number n which added to its sum of digits gives 5997557280.

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 127 ways as a sum of consecutive naturals, for example, 45782815 + ... + 45782945.

It is an arithmetic number, because the mean of its divisors is an integer number (31434480).

Almost surely, 2^5997557280 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 5997557280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12070840320).

5997557280 is an abundant number, since it is smaller than the sum of its proper divisors (18144123360).

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

5997557280 is a wasteful number, since it uses less digits than its factorization.

5997557280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 7938000, while the sum is 57.

The square root of 5997557280 is about 77443.8976291870. The cubic root of 5997557280 is about 1816.8739639813.

The spelling of 5997557280 in words is "five billion, nine hundred ninety-seven million, five hundred fifty-seven thousand, two hundred eighty".