85531717822 has 8 divisors (see below), whose sum is σ = 130104585072. Its totient is φ = 42163522800.

The previous prime is 85531717807. The next prime is 85531717853. The reversal of 85531717822 is 22871713558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301167879 + ... + 301168162.

It is an arithmetic number, because the mean of its divisors is an integer number (16263073134).

Almost surely, 2^85531717822 is an apocalyptic number.

85531717822 is a deficient number, since it is larger than the sum of its proper divisors (44572867250).

85531717822 is a wasteful number, since it uses less digits than its factorization.

85531717822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602336114.

The product of its digits is 940800, while the sum is 49.

The spelling of 85531717822 in words is "eighty-five billion, five hundred thirty-one million, seven hundred seventeen thousand, eight hundred twenty-two".