5557520640 has 576 divisors, whose sum is σ = 21361729536. Its totient is φ = 1205108736.

The previous prime is 5557520581. The next prime is 5557520651. The reversal of 5557520640 is 460257555.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66958039 + ... + 66958121.

It is an arithmetic number, because the mean of its divisors is an integer number (37086336).

Almost surely, 2^5557520640 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 5557520640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10680864768).

5557520640 is an abundant number, since it is smaller than the sum of its proper divisors (15804208896).

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

5557520640 is a wasteful number, since it uses less digits than its factorization.

5557520640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 200 counting only the distinct ones).

The product of its (nonzero) digits is 210000, while the sum is 39.

The square root of 5557520640 is about 74548.7802717120. The cubic root of 5557520640 is about 1771.3064120705.

The spelling of 5557520640 in words is "five billion, five hundred fifty-seven million, five hundred twenty thousand, six hundred forty".