85284365928 has 64 divisors (see below), whose sum is σ = 216469704000. Its totient is φ = 27993917952.

The previous prime is 85284365909. The next prime is 85284365951. The reversal of 85284365928 is 82956348258.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5570508 + ... + 5585796.

It is an arithmetic number, because the mean of its divisors is an integer number (3382339125).

Almost surely, 2^85284365928 is an apocalyptic number.

It is an amenable number.

85284365928 is an abundant number, since it is smaller than the sum of its proper divisors (131185338072).

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

85284365928 is a wasteful number, since it uses less digits than its factorization.

85284365928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18834 (or 18830 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 60.

The spelling of 85284365928 in words is "eighty-five billion, two hundred eighty-four million, three hundred sixty-five thousand, nine hundred twenty-eight".