5761008665 has 16 divisors (see below), whose sum is σ = 7041955536. Its totient is φ = 4523308800.

The previous prime is 5761008619. The next prime is 5761008679. The reversal of 5761008665 is 5668001675.

It can be written as a sum of positive squares in 8 ways, for example, as 106419856 + 5654588809 = 10316^2 + 75197^2 .

It is not a de Polignac number, because 5761008665 - 2¹² = 5761004569 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120119 + ... + 161091.

It is an arithmetic number, because the mean of its divisors is an integer number (440122221).

Almost surely, 2^5761008665 is an apocalyptic number.

It is an amenable number.

5761008665 is a deficient number, since it is larger than the sum of its proper divisors (1280946871).

5761008665 is a wasteful number, since it uses less digits than its factorization.

5761008665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41500.

The product of its (nonzero) digits is 302400, while the sum is 44.

The square root of 5761008665 is about 75901.3087173074. The cubic root of 5761008665 is about 1792.6665276111. Note that the first 3 decimals are identical.

The spelling of 5761008665 in words is "five billion, seven hundred sixty-one million, eight thousand, six hundred sixty-five".