4664520563 has 4 divisors (see below), whose sum is σ = 4681733088. Its totient is φ = 4647308040.

The previous prime is 4664520557. The next prime is 4664520599. The reversal of 4664520563 is 3650254664.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4664520563 - 2⁴ = 4664520547 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4664520563.

It is not an unprimeable number, because it can be changed into a prime (4664525563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8605856 + ... + 8606397.

It is an arithmetic number, because the mean of its divisors is an integer number (1170433272).

Almost surely, 2^4664520563 is an apocalyptic number.

4664520563 is a deficient number, since it is larger than the sum of its proper divisors (17212525).

4664520563 is a wasteful number, since it uses less digits than its factorization.

4664520563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17212524.

The product of its (nonzero) digits is 518400, while the sum is 41.

The square root of 4664520563 is about 68297.2954296142. The cubic root of 4664520563 is about 1670.8431043503.

The spelling of 4664520563 in words is "four billion, six hundred sixty-four million, five hundred twenty thousand, five hundred sixty-three".