5664744632772 has 72 divisors (see below), whose sum is σ = 15191310115800. Its totient is φ = 1773683186688.

The previous prime is 5664744632719. The next prime is 5664744632773. The reversal of 5664744632772 is 2772364474665.

5664744632772 is a `hidden beast` number, since 5 + 66 + 47 + 4 + 463 + 2 + 7 + 72 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2634304286916 + 3030440345856 = 1623054^2 + 1740816^2 .

It is a super-3 number, since 3×5664744632772³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (5664744632773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8780947 + ... + 9403962.

It is an arithmetic number, because the mean of its divisors is an integer number (210990418275).

Almost surely, 2^{5664744632772} is an apocalyptic number.

It is an amenable number.

5664744632772 is an abundant number, since it is smaller than the sum of its proper divisors (9526565483028).

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

5664744632772 is a wasteful number, since it uses less digits than its factorization.

5664744632772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18185445 (or 18185440 counting only the distinct ones).

The product of its digits is 284497920, while the sum is 63.

The spelling of 5664744632772 in words is "five trillion, six hundred sixty-four billion, seven hundred forty-four million, six hundred thirty-two thousand, seven hundred seventy-two".