852494494258 has 16 divisors (see below), whose sum is σ = 1417859697600. Its totient is φ = 381145078800.

The previous prime is 852494494237. The next prime is 852494494277.

852494494258 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 852494494258.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317619558 + ... + 317622241.

It is an arithmetic number, because the mean of its divisors is an integer number (88616231100).

Almost surely, 2^852494494258 is an apocalyptic number.

852494494258 is a deficient number, since it is larger than the sum of its proper divisors (565365203342).

852494494258 is a wasteful number, since it uses less digits than its factorization.

852494494258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635241873.

The product of its digits is 132710400, while the sum is 64.

The spelling of 852494494258 in words is "eight hundred fifty-two billion, four hundred ninety-four million, four hundred ninety-four thousand, two hundred fifty-eight".