85204267852 has 48 divisors (see below), whose sum is σ = 174306287232. Its totient is φ = 36011828480.

The previous prime is 85204267807. The next prime is 85204267853. The reversal of 85204267852 is 25876240258.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 85204267796 and 85204267805.

It is not an unprimeable number, because it can be changed into a prime (85204267853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 624118 + ... + 748285.

It is an arithmetic number, because the mean of its divisors is an integer number (3631380984).

Almost surely, 2^85204267852 is an apocalyptic number.

It is an amenable number.

85204267852 is an abundant number, since it is smaller than the sum of its proper divisors (89102019380).

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

85204267852 is a wasteful number, since it uses less digits than its factorization.

85204267852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1372518 (or 1372516 counting only the distinct ones).

The product of its (nonzero) digits is 2150400, while the sum is 49.

The spelling of 85204267852 in words is "eighty-five billion, two hundred four million, two hundred sixty-seven thousand, eight hundred fifty-two".