8158552416 has 384 divisors, whose sum is σ = 29216194560. Its totient is φ = 2161852416.

The previous prime is 8158552373. The next prime is 8158552417. The reversal of 8158552416 is 6142558518.

8158552416 is a `hidden beast` number, since 8 + 1 + 58 + 552 + 41 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8158552417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7505025 + ... + 7506111.

It is an arithmetic number, because the mean of its divisors is an integer number (76083840).

Almost surely, 2^8158552416 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 8158552416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14608097280).

8158552416 is an abundant number, since it is smaller than the sum of its proper divisors (21057642144).

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

8158552416 is a wasteful number, since it uses less digits than its factorization.

8158552416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203 (or 1189 counting only the distinct ones).

The product of its digits is 384000, while the sum is 45.

The square root of 8158552416 is about 90324.7054575878. The cubic root of 8158552416 is about 2013.1263621673.

The spelling of 8158552416 in words is "eight billion, one hundred fifty-eight million, five hundred fifty-two thousand, four hundred sixteen".