5065332561 has 12 divisors (see below), whose sum is σ = 7398801540. Its totient is φ = 3338945280.

The previous prime is 5065332521. The next prime is 5065332581. The reversal of 5065332561 is 1652335605.

5065332561 is a `hidden beast` number, since 5 + 0 + 65 + 3 + 32 + 561 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1356522561 + 3708810000 = 36831^2 + 60900^2 .

It is not a de Polignac number, because 5065332561 - 2⁹ = 5065332049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5065332511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3161080 + ... + 3162681.

It is an arithmetic number, because the mean of its divisors is an integer number (616566795).

Almost surely, 2^5065332561 is an apocalyptic number.

It is an amenable number.

5065332561 is a deficient number, since it is larger than the sum of its proper divisors (2333468979).

5065332561 is a wasteful number, since it uses less digits than its factorization.

5065332561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6323856 (or 6323853 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 5065332561 is about 71171.1497799495. The cubic root of 5065332561 is about 1717.3915483600.

The spelling of 5065332561 in words is "five billion, sixty-five million, three hundred thirty-two thousand, five hundred sixty-one".