845084632867 has 2 divisors, whose sum is σ = 845084632868. Its totient is φ = 845084632866.

The previous prime is 845084632853. The next prime is 845084632891. The reversal of 845084632867 is 768236480548.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 845084632867 - 2⁷ = 845084632739 is a prime.

It is not a weakly prime, because it can be changed into another prime (845084332867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422542316433 + 422542316434.

It is an arithmetic number, because the mean of its divisors is an integer number (422542316434).

Almost surely, 2^845084632867 is an apocalyptic number.

845084632867 is a deficient number, since it is larger than the sum of its proper divisors (1).

845084632867 is an equidigital number, since it uses as much as digits as its factorization.

845084632867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61931520, while the sum is 61.

The spelling of 845084632867 in words is "eight hundred forty-five billion, eighty-four million, six hundred thirty-two thousand, eight hundred sixty-seven".