5647672368 has 120 divisors (see below), whose sum is σ = 17342921232. Its totient is φ = 1704927744.

The previous prime is 5647672319. The next prime is 5647672447. The reversal of 5647672368 is 8632767465.

5647672368 is a `hidden beast` number, since 564 + 7 + 6 + 72 + 3 + 6 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70755 + ... + 127677.

Almost surely, 2^5647672368 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 5647672368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8671460616).

5647672368 is an abundant number, since it is smaller than the sum of its proper divisors (11695248864).

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

5647672368 is a wasteful number, since it uses less digits than its factorization.

5647672368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57003 (or 56994 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The square root of 5647672368 is about 75150.9971191334. The cubic root of 5647672368 is about 1780.8328770724.

The spelling of 5647672368 in words is "five billion, six hundred forty-seven million, six hundred seventy-two thousand, three hundred sixty-eight".