852217999924 has 24 divisors (see below), whose sum is σ = 1515952972800. Its totient is φ = 419089709280.

The previous prime is 852217999909. The next prime is 852217999981. The reversal of 852217999924 is 429999712258.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 852217999924.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3027237 + ... + 3296755.

It is an arithmetic number, because the mean of its divisors is an integer number (63164707200).

Almost surely, 2^852217999924 is an apocalyptic number.

It is an amenable number.

852217999924 is a deficient number, since it is larger than the sum of its proper divisors (663734972876).

852217999924 is a wasteful number, since it uses less digits than its factorization.

852217999924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282543 (or 282541 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 67.

The spelling of 852217999924 in words is "eight hundred fifty-two billion, two hundred seventeen million, nine hundred ninety-nine thousand, nine hundred twenty-four".