4565645023 has 2 divisors, whose sum is σ = 4565645024. Its totient is φ = 4565645022.

The previous prime is 4565645017. The next prime is 4565645027. The reversal of 4565645023 is 3205465654.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4565645023 - 2²⁹ = 4028774111 is a prime.

It is a super-2 number, since 2×4565645023² = 41690228952089341058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4565645027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2282822511 + 2282822512.

It is an arithmetic number, because the mean of its divisors is an integer number (2282822512).

Almost surely, 2^4565645023 is an apocalyptic number.

4565645023 is a deficient number, since it is larger than the sum of its proper divisors (1).

4565645023 is an equidigital number, since it uses as much as digits as its factorization.

4565645023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432000, while the sum is 40.

The square root of 4565645023 is about 67569.5569246980. The cubic root of 4565645023 is about 1658.9528673300.

The spelling of 4565645023 in words is "four billion, five hundred sixty-five million, six hundred forty-five thousand, twenty-three".