5071666507 has 2 divisors, whose sum is σ = 5071666508. Its totient is φ = 5071666506.

The previous prime is 5071666487. The next prime is 5071666529. The reversal of 5071666507 is 7056661705.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5071666507 is a prime.

It is not a weakly prime, because it can be changed into another prime (5071666307) 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 as a sum of consecutive naturals, namely, 2535833253 + 2535833254.

It is an arithmetic number, because the mean of its divisors is an integer number (2535833254).

Almost surely, 2^5071666507 is an apocalyptic number.

5071666507 is a deficient number, since it is larger than the sum of its proper divisors (1).

5071666507 is an equidigital number, since it uses as much as digits as its factorization.

5071666507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 264600, while the sum is 43.

The square root of 5071666507 is about 71215.6338664482. The cubic root of 5071666507 is about 1718.1070877162.

The spelling of 5071666507 in words is "five billion, seventy-one million, six hundred sixty-six thousand, five hundred seven".