8522347521636 has 135 divisors (see below), whose sum is σ = 23345863564751. Its totient is φ = 2621349952416.

The previous prime is 8522347521599. The next prime is 8522347521767. The reversal of 8522347521636 is 6361257432258.

The square root of 8522347521636 is 2919306.

It is a perfect power (a square), and thus also a powerful number.

8522347521636 is a `hidden beast` number, since 8 + 5 + 2 + 2 + 3 + 475 + 2 + 163 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4225516027236 + 4296831494400 = 2055606^2 + 2072880^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 2960174845 + ... + 2960177723.

Almost surely, 2^{8522347521636} is an apocalyptic number.

8522347521636 is the 2919306-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8522347521636

8522347521636 is an abundant number, since it is smaller than the sum of its proper divisors (14823516043115).

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

8522347521636 is an frugal number, since it uses more digits than its factorization.

8522347521636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5820 (or 2897 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 54.

The spelling of 8522347521636 in words is "eight trillion, five hundred twenty-two billion, three hundred forty-seven million, five hundred twenty-one thousand, six hundred thirty-six".