85231059622 has 4 divisors (see below), whose sum is σ = 127846589436. Its totient is φ = 42615529810.

The previous prime is 85231059583. The next prime is 85231059659. The reversal of 85231059622 is 22695013258.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21307764904 + ... + 21307764907.

It is an arithmetic number, because the mean of its divisors is an integer number (31961647359).

Almost surely, 2^85231059622 is an apocalyptic number.

85231059622 is a deficient number, since it is larger than the sum of its proper divisors (42615529814).

85231059622 is a wasteful number, since it uses less digits than its factorization.

85231059622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42615529813.

The product of its (nonzero) digits is 259200, while the sum is 43.

The spelling of 85231059622 in words is "eighty-five billion, two hundred thirty-one million, fifty-nine thousand, six hundred twenty-two".