5645232563 has 2 divisors, whose sum is σ = 5645232564. Its totient is φ = 5645232562.

The previous prime is 5645232553. The next prime is 5645232599. The reversal of 5645232563 is 3652325465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5645232563 - 2¹⁰ = 5645231539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5645232563.

It is not a weakly prime, because it can be changed into another prime (5645232553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2822616281 + 2822616282.

It is an arithmetic number, because the mean of its divisors is an integer number (2822616282).

Almost surely, 2^5645232563 is an apocalyptic number.

5645232563 is a deficient number, since it is larger than the sum of its proper divisors (1).

5645232563 is an equidigital number, since it uses as much as digits as its factorization.

5645232563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 648000, while the sum is 41.

The square root of 5645232563 is about 75134.7626801336. The cubic root of 5645232563 is about 1780.5763990940.

The spelling of 5645232563 in words is "five billion, six hundred forty-five million, two hundred thirty-two thousand, five hundred sixty-three".