4564745761 has 6 divisors (see below), whose sum is σ = 4771842530. Its totient is φ = 4366278048.

The previous prime is 4564745743. The next prime is 4564745819. The reversal of 4564745761 is 1675474654.

4564745761 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2395515136 + 2169230625 = 48944^2 + 46575^2 .

It is not a de Polignac number, because 4564745761 - 2⁹ = 4564745249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4564725761) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4313976 + ... + 4315033.

Almost surely, 2^4564745761 is an apocalyptic number.

It is an amenable number.

4564745761 is a deficient number, since it is larger than the sum of its proper divisors (207096769).

4564745761 is an equidigital number, since it uses as much as digits as its factorization.

4564745761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8629055 (or 8629032 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 49.

The square root of 4564745761 is about 67562.9022541217. The cubic root of 4564745761 is about 1658.8439428720.

The spelling of 4564745761 in words is "four billion, five hundred sixty-four million, seven hundred forty-five thousand, seven hundred sixty-one".