867492294847 has 2 divisors, whose sum is σ = 867492294848. Its totient is φ = 867492294846.

The previous prime is 867492294733. The next prime is 867492294887. The reversal of 867492294847 is 748492294768.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 867492294847 - 2⁷ = 867492294719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (867492294887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433746147423 + 433746147424.

It is an arithmetic number, because the mean of its divisors is an integer number (433746147424).

Almost surely, 2^867492294847 is an apocalyptic number.

867492294847 is a deficient number, since it is larger than the sum of its proper divisors (1).

867492294847 is an equidigital number, since it uses as much as digits as its factorization.

867492294847 is an evil number, because the sum of its binary digits is even.

The product of its digits is 390168576, while the sum is 70.

The spelling of 867492294847 in words is "eight hundred sixty-seven billion, four hundred ninety-two million, two hundred ninety-four thousand, eight hundred forty-seven".