852845134904 has 32 divisors (see below), whose sum is σ = 1886477721600. Its totient is φ = 353714571360.

The previous prime is 852845134903. The next prime is 852845134951. The reversal of 852845134904 is 409431548258.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852845134903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 245633384 + ... + 245636855.

It is an arithmetic number, because the mean of its divisors is an integer number (58952428800).

Almost surely, 2^852845134904 is an apocalyptic number.

It is an amenable number.

852845134904 is an abundant number, since it is smaller than the sum of its proper divisors (1033632586696).

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

852845134904 is a wasteful number, since it uses less digits than its factorization.

852845134904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491270283 (or 491270279 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 53.

The spelling of 852845134904 in words is "eight hundred fifty-two billion, eight hundred forty-five million, one hundred thirty-four thousand, nine hundred four".