5605621560 has 384 divisors, whose sum is σ = 23182848000. Its totient is φ = 1164522240.

The previous prime is 5605621493. The next prime is 5605621573. The reversal of 5605621560 is 651265065.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1356217 + ... + 1360343.

It is an arithmetic number, because the mean of its divisors is an integer number (60372000).

Almost surely, 2^5605621560 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 5605621560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11591424000).

5605621560 is an abundant number, since it is smaller than the sum of its proper divisors (17577226440).

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

5605621560 is a wasteful number, since it uses less digits than its factorization.

5605621560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4176 (or 4155 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 5605621560 is about 74870.6989415753. The cubic root of 5605621560 is about 1776.4020197166.

The spelling of 5605621560 in words is "five billion, six hundred five million, six hundred twenty-one thousand, five hundred sixty".