852669122498 has 6 divisors (see below), whose sum is σ = 1279005642579. Its totient is φ = 426333908306.

The previous prime is 852669122491. The next prime is 852669122549. The reversal of 852669122498 is 894221966258.

It can be written as a sum of positive squares in only one way, i.e., 426334561249 + 426334561249 = 652943^2 + 652943^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=652943.

It is a super-3 number, since 3×852669122498³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 852669122498.

It is not an unprimeable number, because it can be changed into a prime (852669122491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 979415 + ... + 1632357.

Almost surely, 2^852669122498 is an apocalyptic number.

852669122498 is a deficient number, since it is larger than the sum of its proper divisors (426336520081).

852669122498 is an frugal number, since it uses more digits than its factorization.

852669122498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305888 (or 652945 counting only the distinct ones).

The product of its digits is 29859840, while the sum is 62.

The spelling of 852669122498 in words is "eight hundred fifty-two billion, six hundred sixty-nine million, one hundred twenty-two thousand, four hundred ninety-eight".