5643330385 has 16 divisors (see below), whose sum is σ = 8443009152. Its totient is φ = 3517920000.

The previous prime is 5643330377. The next prime is 5643330389. The reversal of 5643330385 is 5830333465.

It is not a de Polignac number, because 5643330385 - 2³ = 5643330377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5643330389) 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, 7328616 + ... + 7329385.

It is an arithmetic number, because the mean of its divisors is an integer number (527688072).

Almost surely, 2^5643330385 is an apocalyptic number.

5643330385 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5643330385 is a deficient number, since it is larger than the sum of its proper divisors (2799678767).

5643330385 is a wasteful number, since it uses less digits than its factorization.

5643330385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14658024.

The product of its (nonzero) digits is 388800, while the sum is 40.

The square root of 5643330385 is about 75122.1031721024. The cubic root of 5643330385 is about 1780.3763864460.

The spelling of 5643330385 in words is "five billion, six hundred forty-three million, three hundred thirty thousand, three hundred eighty-five".