8149033836 has 60 divisors (see below), whose sum is σ = 21333422880. Its totient is φ = 2712489120.

The previous prime is 8149033819. The next prime is 8149033847. The reversal of 8149033836 is 6383309418.

8149033836 is a `hidden beast` number, since 81 + 490 + 3 + 3 + 83 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 8149033791 and 8149033800.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 215466 + ... + 250446.

It is an arithmetic number, because the mean of its divisors is an integer number (355557048).

Almost surely, 2^8149033836 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 8149033836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10666711440).

8149033836 is an abundant number, since it is smaller than the sum of its proper divisors (13184389044).

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

8149033836 is a wasteful number, since it uses less digits than its factorization.

8149033836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35716 (or 35705 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 8149033836 is about 90271.9991802552. Note that the first 3 decimals coincide. The cubic root of 8149033836 is about 2012.3431529113.

The spelling of 8149033836 in words is "eight billion, one hundred forty-nine million, thirty-three thousand, eight hundred thirty-six".