852549152957 has 2 divisors, whose sum is σ = 852549152958. Its totient is φ = 852549152956.

The previous prime is 852549152953. The next prime is 852549152981. The reversal of 852549152957 is 759251945258.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 834100450681 + 18448702276 = 913291^2 + 135826^2 .

It is a cyclic number.

It is not a de Polignac number, because 852549152957 - 2² = 852549152953 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 852549152957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (852549152953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426274576478 + 426274576479.

It is an arithmetic number, because the mean of its divisors is an integer number (426274576479).

Almost surely, 2^852549152957 is an apocalyptic number.

It is an amenable number.

852549152957 is a deficient number, since it is larger than the sum of its proper divisors (1).

852549152957 is an equidigital number, since it uses as much as digits as its factorization.

852549152957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360000, while the sum is 62.

The spelling of 852549152957 in words is "eight hundred fifty-two billion, five hundred forty-nine million, one hundred fifty-two thousand, nine hundred fifty-seven".