5045636065 has 4 divisors (see below), whose sum is σ = 6054763284. Its totient is φ = 4036508848.

The previous prime is 5045636047. The next prime is 5045636081. The reversal of 5045636065 is 5606365405.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2752471296 + 2293164769 = 52464^2 + 47887^2 .

It is a cyclic number.

It is not a de Polignac number, because 5045636065 - 2⁷ = 5045635937 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504563602 + ... + 504563611.

It is an arithmetic number, because the mean of its divisors is an integer number (1513690821).

Almost surely, 2^5045636065 is an apocalyptic number.

It is an amenable number.

5045636065 is a deficient number, since it is larger than the sum of its proper divisors (1009127219).

5045636065 is a wasteful number, since it uses less digits than its factorization.

5045636065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009127218.

The product of its (nonzero) digits is 324000, while the sum is 40.

The square root of 5045636065 is about 71032.6408420805. The cubic root of 5045636065 is about 1715.1626367593.

The spelling of 5045636065 in words is "five billion, forty-five million, six hundred thirty-six thousand, sixty-five".