2563585023 has 32 divisors (see below), whose sum is σ = 3650629824. Its totient is φ = 1594621952.

The previous prime is 2563584973. The next prime is 2563585027. The reversal of 2563585023 is 3205853652.

It is a cyclic number.

It is not a de Polignac number, because 2563585023 - 2⁹ = 2563584511 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2563585027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4154611 + ... + 4155227.

It is an arithmetic number, because the mean of its divisors is an integer number (114082182).

Almost surely, 2^2563585023 is an apocalyptic number.

2563585023 is a deficient number, since it is larger than the sum of its proper divisors (1087044801).

2563585023 is a wasteful number, since it uses less digits than its factorization.

2563585023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 2563585023 is about 50631.8577873655. The cubic root of 2563585023 is about 1368.6190327266.

The spelling of 2563585023 in words is "two billion, five hundred sixty-three million, five hundred eighty-five thousand, twenty-three".