2566250347 has 2 divisors, whose sum is σ = 2566250348. Its totient is φ = 2566250346.

The previous prime is 2566250293. The next prime is 2566250383. The reversal of 2566250347 is 7430526652.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2566250347 - 2¹⁵ = 2566217579 is a prime.

It is not a weakly prime, because it can be changed into another prime (2566259347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1283125173 + 1283125174.

It is an arithmetic number, because the mean of its divisors is an integer number (1283125174).

Almost surely, 2^2566250347 is an apocalyptic number.

2566250347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2566250347 is an equidigital number, since it uses as much as digits as its factorization.

2566250347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 40.

The square root of 2566250347 is about 50658.1715718205. The cubic root of 2566250347 is about 1369.0931798887.

Adding to 2566250347 its reverse (7430526652), we get a palindrome (9996776999).

The spelling of 2566250347 in words is "two billion, five hundred sixty-six million, two hundred fifty thousand, three hundred forty-seven".