85959224420 has 24 divisors (see below), whose sum is σ = 181094816448. Its totient is φ = 34273128800.

The previous prime is 85959224419. The next prime is 85959224441. The reversal of 85959224420 is 2442295958.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6903686 + ... + 6916125.

It is an arithmetic number, because the mean of its divisors is an integer number (7545617352).

Almost surely, 2^85959224420 is an apocalyptic number.

It is an amenable number.

85959224420 is an abundant number, since it is smaller than the sum of its proper divisors (95135592028).

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

85959224420 is a wasteful number, since it uses less digits than its factorization.

85959224420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13820131 (or 13820129 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 85959224420 in words is "eighty-five billion, nine hundred fifty-nine million, two hundred twenty-four thousand, four hundred twenty".