853847862486 has 16 divisors (see below), whose sum is σ = 1708257318768. Its totient is φ = 284522355200.

The previous prime is 853847862407. The next prime is 853847862503. The reversal of 853847862486 is 684268748358.

It is a super-2 number, since 2×853847862486² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 853847862486.

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, 23379975 + ... + 23416466.

It is an arithmetic number, because the mean of its divisors is an integer number (106766082423).

Almost surely, 2^853847862486 is an apocalyptic number.

853847862486 is an abundant number, since it is smaller than the sum of its proper divisors (854409456282).

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

853847862486 is a wasteful number, since it uses less digits than its factorization.

853847862486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46799487.

The product of its digits is 495452160, while the sum is 69.

The spelling of 853847862486 in words is "eight hundred fifty-three billion, eight hundred forty-seven million, eight hundred sixty-two thousand, four hundred eighty-six".