85621435622 has 64 divisors (see below), whose sum is σ = 137251445760. Its totient is φ = 39976447104.

The previous prime is 85621435531. The next prime is 85621435637. The reversal of 85621435622 is 22653412658.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 163711853 + ... + 163712375.

It is an arithmetic number, because the mean of its divisors is an integer number (2144553840).

Almost surely, 2^85621435622 is an apocalyptic number.

85621435622 is a deficient number, since it is larger than the sum of its proper divisors (51630010138).

85621435622 is a wasteful number, since it uses less digits than its factorization.

85621435622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1077.

The product of its digits is 691200, while the sum is 44.

The spelling of 85621435622 in words is "eighty-five billion, six hundred twenty-one million, four hundred thirty-five thousand, six hundred twenty-two".