6716020891 has 2 divisors, whose sum is σ = 6716020892. Its totient is φ = 6716020890.

The previous prime is 6716020879. The next prime is 6716020897. The reversal of 6716020891 is 1980206176.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6716020891 is a prime.

It is not a weakly prime, because it can be changed into another prime (6716020897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3358010445 + 3358010446.

It is an arithmetic number, because the mean of its divisors is an integer number (3358010446).

Almost surely, 2^6716020891 is an apocalyptic number.

6716020891 is a deficient number, since it is larger than the sum of its proper divisors (1).

6716020891 is an equidigital number, since it uses as much as digits as its factorization.

6716020891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 40.

The square root of 6716020891 is about 81951.3324540852. The cubic root of 6716020891 is about 1886.7050539324.

The spelling of 6716020891 in words is "six billion, seven hundred sixteen million, twenty thousand, eight hundred ninety-one".