85850416852 has 6 divisors (see below), whose sum is σ = 150238229498. Its totient is φ = 42925208424.

The previous prime is 85850416843. The next prime is 85850416877. The reversal of 85850416852 is 25861405858.

It can be written as a sum of positive squares in only one way, i.e., 81593637316 + 4256779536 = 285646^2 + 65244^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 85850416852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10731302103 + ... + 10731302110.

Almost surely, 2^85850416852 is an apocalyptic number.

It is an amenable number.

85850416852 is a deficient number, since it is larger than the sum of its proper divisors (64387812646).

85850416852 is a wasteful number, since it uses less digits than its factorization.

85850416852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21462604217 (or 21462604215 counting only the distinct ones).

The product of its (nonzero) digits is 3072000, while the sum is 52.

The spelling of 85850416852 in words is "eighty-five billion, eight hundred fifty million, four hundred sixteen thousand, eight hundred fifty-two".