5706656671 has 2 divisors, whose sum is σ = 5706656672. Its totient is φ = 5706656670.

The previous prime is 5706656663. The next prime is 5706656677. The reversal of 5706656671 is 1766566075.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5706656671 - 2³ = 5706656663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5706656677) 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 as a sum of consecutive naturals, namely, 2853328335 + 2853328336.

It is an arithmetic number, because the mean of its divisors is an integer number (2853328336).

Almost surely, 2^5706656671 is an apocalyptic number.

5706656671 is a deficient number, since it is larger than the sum of its proper divisors (1).

5706656671 is an equidigital number, since it uses as much as digits as its factorization.

5706656671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1587600, while the sum is 49.

The square root of 5706656671 is about 75542.4163698779. The cubic root of 5706656671 is about 1787.0110925004.

The spelling of 5706656671 in words is "five billion, seven hundred six million, six hundred fifty-six thousand, six hundred seventy-one".