5664232372320 has 768 divisors, whose sum is σ = 21618246988800. Its totient is φ = 1397615192064.

The previous prime is 5664232372297. The next prime is 5664232372387. The reversal of 5664232372320 is 232732324665.

5664232372320 is a `hidden beast` number, since 5 + 6 + 64 + 232 + 37 + 2 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 285874734 + ... + 285894546.

It is an arithmetic number, because the mean of its divisors is an integer number (28148759100).

Almost surely, 2^{5664232372320} 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 5664232372320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10809123494400).

5664232372320 is an abundant number, since it is smaller than the sum of its proper divisors (15954014616480).

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

5664232372320 is a wasteful number, since it uses less digits than its factorization.

5664232372320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19911 (or 19885 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 45.

Adding to 5664232372320 its reverse (232732324665), we get a palindrome (5896964696985).

The spelling of 5664232372320 in words is "five trillion, six hundred sixty-four billion, two hundred thirty-two million, three hundred seventy-two thousand, three hundred twenty".