852248998591 has 2 divisors, whose sum is σ = 852248998592. Its totient is φ = 852248998590.

The previous prime is 852248998589. The next prime is 852248998631. The reversal of 852248998591 is 195899842258.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 852248998591 - 2¹ = 852248998589 is a prime.

Together with 852248998589, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 852248998591.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (852248998541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426124499295 + 426124499296.

It is an arithmetic number, because the mean of its divisors is an integer number (426124499296).

Almost surely, 2^852248998591 is an apocalyptic number.

852248998591 is a deficient number, since it is larger than the sum of its proper divisors (1).

852248998591 is an equidigital number, since it uses as much as digits as its factorization.

852248998591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 149299200, while the sum is 70.

The spelling of 852248998591 in words is "eight hundred fifty-two billion, two hundred forty-eight million, nine hundred ninety-eight thousand, five hundred ninety-one".