85622238736 has 30 divisors (see below), whose sum is σ = 173419445150. Its totient is φ = 40949762304.

The previous prime is 85622238727. The next prime is 85622238749. The reversal of 85622238736 is 63783222658.

It can be written as a sum of positive squares in only one way, i.e., 69619988736 + 16002250000 = 263856^2 + 126500^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5049561 + ... + 5066488.

Almost surely, 2^85622238736 is an apocalyptic number.

It is an amenable number.

85622238736 is an abundant number, since it is smaller than the sum of its proper divisors (87797206414).

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

85622238736 is a wasteful number, since it uses less digits than its factorization.

85622238736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10116103 (or 10116074 counting only the distinct ones).

The product of its digits is 5806080, while the sum is 52.

The spelling of 85622238736 in words is "eighty-five billion, six hundred twenty-two million, two hundred thirty-eight thousand, seven hundred thirty-six".