852998237522 has 18 divisors (see below), whose sum is σ = 1282736261079. Its totient is φ = 425422207980.

The previous prime is 852998237513. The next prime is 852998237579. The reversal of 852998237522 is 225732899258.

It can be written as a sum of positive squares in only one way, i.e., 426499118761 + 426499118761 = 653069^2 + 653069^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=653069.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 860744447 + ... + 860745437.

Almost surely, 2^852998237522 is an apocalyptic number.

852998237522 is a deficient number, since it is larger than the sum of its proper divisors (429738023557).

852998237522 is an frugal number, since it uses more digits than its factorization.

852998237522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3302 (or 1652 counting only the distinct ones).

The product of its digits is 43545600, while the sum is 62.

The spelling of 852998237522 in words is "eight hundred fifty-two billion, nine hundred ninety-eight million, two hundred thirty-seven thousand, five hundred twenty-two".