5644560732 has 48 divisors (see below), whose sum is σ = 13764764160. Its totient is φ = 1796901568.

The previous prime is 5644560731. The next prime is 5644560769. The reversal of 5644560732 is 2370654465.

It is a super-2 number, since 2×5644560732² = 63722131714472751648, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5644560731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164569 + ... + 195887.

It is an arithmetic number, because the mean of its divisors is an integer number (286765920).

Almost surely, 2^5644560732 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 5644560732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6882382080).

5644560732 is an abundant number, since it is smaller than the sum of its proper divisors (8120203428).

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

5644560732 is a wasteful number, since it uses less digits than its factorization.

5644560732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32002 (or 32000 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 42.

The square root of 5644560732 is about 75130.2917071403. The cubic root of 5644560732 is about 1780.5057616806.

The spelling of 5644560732 in words is "five billion, six hundred forty-four million, five hundred sixty thousand, seven hundred thirty-two".