852117115698 has 16 divisors (see below), whose sum is σ = 1893593590560. Its totient is φ = 284039038548.

The previous prime is 852117115697. The next prime is 852117115709. The reversal of 852117115698 is 896511711258.

852117115698 is a `hidden beast` number, since 8 + 5 + 2 + 1 + 1 + 71 + 1 + 569 + 8 = 666.

It is a super-2 number, since 2×852117115698² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 15779946587 = 852117115698 / (8 + 5 + 2 + 1 + 1 + 7 + 1 + 1 + 5 + 6 + 9 + 8).

It is not an unprimeable number, because it can be changed into a prime (852117115697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7889973240 + ... + 7889973347.

It is an arithmetic number, because the mean of its divisors is an integer number (118349599410).

Almost surely, 2^852117115698 is an apocalyptic number.

852117115698 is an abundant number, since it is smaller than the sum of its proper divisors (1041476474862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

852117115698 is a wasteful number, since it uses less digits than its factorization.

852117115698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15779946598 (or 15779946592 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 54.

The spelling of 852117115698 in words is "eight hundred fifty-two billion, one hundred seventeen million, one hundred fifteen thousand, six hundred ninety-eight".