7286666833 has 2 divisors, whose sum is σ = 7286666834. Its totient is φ = 7286666832.

The previous prime is 7286666809. The next prime is 7286666843. The reversal of 7286666833 is 3386666827.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7205972544 + 80694289 = 84888^2 + 8983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7286666833 is a prime.

It is not a weakly prime, because it can be changed into another prime (7286666843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3643333416 + 3643333417.

It is an arithmetic number, because the mean of its divisors is an integer number (3643333417).

Almost surely, 2^7286666833 is an apocalyptic number.

It is an amenable number.

7286666833 is a deficient number, since it is larger than the sum of its proper divisors (1).

7286666833 is an equidigital number, since it uses as much as digits as its factorization.

7286666833 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10450944, while the sum is 55.

The square root of 7286666833 is about 85361.9753344544. The cubic root of 7286666833 is about 1938.6956578457.

The spelling of 7286666833 in words is "seven billion, two hundred eighty-six million, six hundred sixty-six thousand, eight hundred thirty-three".