8252289612 has 96 divisors (see below), whose sum is σ = 24488163840. Its totient is φ = 2354235840.

The previous prime is 8252289607. The next prime is 8252289613. The reversal of 8252289612 is 2169822528.

8252289612 is a `hidden beast` number, since 8 + 2 + 5 + 2 + 28 + 9 + 612 = 666.

It is a super-2 number, since 2×8252289612² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8252289613) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514498 + ... + 530294.

It is an arithmetic number, because the mean of its divisors is an integer number (255085040).

Almost surely, 2^8252289612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8252289612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12244081920).

8252289612 is an abundant number, since it is smaller than the sum of its proper divisors (16235874228).

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

8252289612 is a wasteful number, since it uses less digits than its factorization.

8252289612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16508 (or 16500 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 8252289612 is about 90842.1136478010. The cubic root of 8252289612 is about 2020.8069197212.

The spelling of 8252289612 in words is "eight billion, two hundred fifty-two million, two hundred eighty-nine thousand, six hundred twelve".