85886787582 has 12 divisors (see below), whose sum is σ = 186088039800. Its totient is φ = 28628929188.

The previous prime is 85886787563. The next prime is 85886787587. The reversal of 85886787582 is 28578768858.

It is a self number, because there is not a number n which added to its sum of digits gives 85886787582.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85886787587) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2385744082 + ... + 2385744117.

It is an arithmetic number, because the mean of its divisors is an integer number (15507336650).

Almost surely, 2^85886787582 is an apocalyptic number.

85886787582 is an abundant number, since it is smaller than the sum of its proper divisors (100201252218).

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

85886787582 is a wasteful number, since it uses less digits than its factorization.

85886787582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4771488207 (or 4771488204 counting only the distinct ones).

The product of its digits is 481689600, while the sum is 72.

The spelling of 85886787582 in words is "eighty-five billion, eight hundred eighty-six million, seven hundred eighty-seven thousand, five hundred eighty-two".