85244044267 has 2 divisors, whose sum is σ = 85244044268. Its totient is φ = 85244044266.

The previous prime is 85244044201. The next prime is 85244044273. The reversal of 85244044267 is 76244044258.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-85244044267 is a prime.

It is not a weakly prime, because it can be changed into another prime (85244084267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42622022133 + 42622022134.

It is an arithmetic number, because the mean of its divisors is an integer number (42622022134).

Almost surely, 2^85244044267 is an apocalyptic number.

85244044267 is a deficient number, since it is larger than the sum of its proper divisors (1).

85244044267 is an equidigital number, since it uses as much as digits as its factorization.

85244044267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1720320, while the sum is 46.

Subtracting from 85244044267 its reverse (76244044258), we obtain a palindrome (9000000009).

The spelling of 85244044267 in words is "eighty-five billion, two hundred forty-four million, forty-four thousand, two hundred sixty-seven".