6523045563 has 32 divisors (see below), whose sum is σ = 8967208960. Its totient is φ = 4216212000.

The previous prime is 6523045531. The next prime is 6523045619. The reversal of 6523045563 is 3655403256.

It is not a de Polignac number, because 6523045563 - 2⁵ = 6523045531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6523005563) 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, 8685438 + ... + 8686188.

It is an arithmetic number, because the mean of its divisors is an integer number (280225280).

Almost surely, 2^6523045563 is an apocalyptic number.

6523045563 is a deficient number, since it is larger than the sum of its proper divisors (2444163397).

6523045563 is a wasteful number, since it uses less digits than its factorization.

6523045563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1447.

The product of its (nonzero) digits is 324000, while the sum is 39.

The square root of 6523045563 is about 80765.3735396550. The cubic root of 6523045563 is about 1868.4585620720.

The spelling of 6523045563 in words is "six billion, five hundred twenty-three million, forty-five thousand, five hundred sixty-three".