5717080661 has 8 divisors (see below), whose sum is σ = 5758096344. Its totient is φ = 5676168960.

The previous prime is 5717080571. The next prime is 5717080697. The reversal of 5717080661 is 1660807175.

It can be written as a sum of positive squares in 4 ways, for example, as 1660155025 + 4056925636 = 40745^2 + 63694^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5717080661 is a prime.

It is a super-2 number, since 2×5717080661² = 65370022568760393842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5717080361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86081 + ... + 137273.

It is an arithmetic number, because the mean of its divisors is an integer number (719762043).

Almost surely, 2^5717080661 is an apocalyptic number.

It is an amenable number.

5717080661 is a deficient number, since it is larger than the sum of its proper divisors (41015683).

5717080661 is a wasteful number, since it uses less digits than its factorization.

5717080661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51991.

The product of its (nonzero) digits is 70560, while the sum is 41.

The square root of 5717080661 is about 75611.3791766821. The cubic root of 5717080661 is about 1788.0985041706.

The spelling of 5717080661 in words is "five billion, seven hundred seventeen million, eighty thousand, six hundred sixty-one".