5643865120 has 48 divisors (see below), whose sum is σ = 13913363520. Its totient is φ = 2159390464.

The previous prime is 5643865109. The next prime is 5643865163. The reversal of 5643865120 is 215683465.

It is a super-2 number, since 2×5643865120² = 63706426985505228800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 763150 + ... + 770509.

It is an arithmetic number, because the mean of its divisors is an integer number (289861740).

Almost surely, 2^5643865120 is an apocalyptic number.

It is an amenable number.

5643865120 is an abundant number, since it is smaller than the sum of its proper divisors (8269498400).

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

5643865120 is a wasteful number, since it uses less digits than its factorization.

5643865120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1533697 (or 1533689 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The square root of 5643865120 is about 75125.6621934210. The cubic root of 5643865120 is about 1780.4326179874.

The spelling of 5643865120 in words is "five billion, six hundred forty-three million, eight hundred sixty-five thousand, one hundred twenty".