2365620563 has 2 divisors, whose sum is σ = 2365620564. Its totient is φ = 2365620562.

The previous prime is 2365620473. The next prime is 2365620581. The reversal of 2365620563 is 3650265632.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2365620563 - 2²⁸ = 2097185107 is a prime.

It is not a weakly prime, because it can be changed into another prime (2365620263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1182810281 + 1182810282.

It is an arithmetic number, because the mean of its divisors is an integer number (1182810282).

Almost surely, 2^2365620563 is an apocalyptic number.

2365620563 is a deficient number, since it is larger than the sum of its proper divisors (1).

2365620563 is an equidigital number, since it uses as much as digits as its factorization.

2365620563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 194400, while the sum is 38.

The square root of 2365620563 is about 48637.6455330642. The cubic root of 2365620563 is about 1332.4421489269.

The spelling of 2365620563 in words is "two billion, three hundred sixty-five million, six hundred twenty thousand, five hundred sixty-three".