5643552331 has 2 divisors, whose sum is σ = 5643552332. Its totient is φ = 5643552330.

The previous prime is 5643552289. The next prime is 5643552353. The reversal of 5643552331 is 1332553465.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5643552331 - 2⁹ = 5643551819 is a prime.

It is a super-2 number, since 2×5643552331² = 63699365825471067122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5643552361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2821776165 + 2821776166.

It is an arithmetic number, because the mean of its divisors is an integer number (2821776166).

Almost surely, 2^5643552331 is an apocalyptic number.

5643552331 is a deficient number, since it is larger than the sum of its proper divisors (1).

5643552331 is an equidigital number, since it uses as much as digits as its factorization.

5643552331 is an evil number, because the sum of its binary digits is even.

The product of its digits is 162000, while the sum is 37.

The square root of 5643552331 is about 75123.5803925771. The cubic root of 5643552331 is about 1780.3997262241.

The spelling of 5643552331 in words is "five billion, six hundred forty-three million, five hundred fifty-two thousand, three hundred thirty-one".