8533816065 has 48 divisors (see below), whose sum is σ = 14914343808. Its totient is φ = 4513840128.

The previous prime is 8533816013. The next prime is 8533816069. The reversal of 8533816065 is 5606183358.

8533816065 is a `hidden beast` number, since 8 + 5 + 3 + 38 + 1 + 606 + 5 = 666.

It is not a de Polignac number, because 8533816065 - 2¹⁶ = 8533750529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8533816065.

It is not an unprimeable number, because it can be changed into a prime (8533816069) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4229937 + ... + 4231953.

It is an arithmetic number, because the mean of its divisors is an integer number (310715496).

Almost surely, 2^8533816065 is an apocalyptic number.

It is an amenable number.

8533816065 is a deficient number, since it is larger than the sum of its proper divisors (6380527743).

8533816065 is a wasteful number, since it uses less digits than its factorization.

8533816065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2758 (or 2755 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 8533816065 is about 92378.6558951796. The cubic root of 8533816065 is about 2043.5303525135.

The spelling of 8533816065 in words is "eight billion, five hundred thirty-three million, eight hundred sixteen thousand, sixty-five".