5166546613 has 2 divisors, whose sum is σ = 5166546614. Its totient is φ = 5166546612.

The previous prime is 5166546611. The next prime is 5166546643. The reversal of 5166546613 is 3166456615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3881539204 + 1285007409 = 62302^2 + 35847^2 .

It is a cyclic number.

It is not a de Polignac number, because 5166546613 - 2¹ = 5166546611 is a prime.

Together with 5166546611, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 5166546613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5166546611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2583273306 + 2583273307.

It is an arithmetic number, because the mean of its divisors is an integer number (2583273307).

Almost surely, 2^5166546613 is an apocalyptic number.

It is an amenable number.

5166546613 is a deficient number, since it is larger than the sum of its proper divisors (1).

5166546613 is an equidigital number, since it uses as much as digits as its factorization.

5166546613 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 388800, while the sum is 43.

The square root of 5166546613 is about 71878.6937346527. The cubic root of 5166546613 is about 1728.7550057775.

The spelling of 5166546613 in words is "five billion, one hundred sixty-six million, five hundred forty-six thousand, six hundred thirteen".