8156582112 has 192 divisors, whose sum is σ = 25466241024. Its totient is φ = 2236792320.

The previous prime is 8156582089. The next prime is 8156582129. The reversal of 8156582112 is 2112856518.

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, 2644123 + ... + 2647205.

It is an arithmetic number, because the mean of its divisors is an integer number (132636672).

Almost surely, 2^8156582112 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 8156582112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12733120512).

8156582112 is an abundant number, since it is smaller than the sum of its proper divisors (17309658912).

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

8156582112 is a wasteful number, since it uses less digits than its factorization.

8156582112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3261 (or 3253 counting only the distinct ones).

The product of its digits is 38400, while the sum is 39.

The square root of 8156582112 is about 90313.7980155856. The cubic root of 8156582112 is about 2012.9642913297.

The spelling of 8156582112 in words is "eight billion, one hundred fifty-six million, five hundred eighty-two thousand, one hundred twelve".