5205732066 has 24 divisors (see below), whose sum is σ = 11298931020. Its totient is φ = 1732190976.

The previous prime is 5205732047. The next prime is 5205732107. The reversal of 5205732066 is 6602375025.

It is a happy number.

5205732066 is a `hidden beast` number, since 5 + 2 + 0 + 573 + 20 + 66 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4837898025 + 367834041 = 69555^2 + 19179^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5205732066.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 243895 + ... + 264378.

Almost surely, 2^5205732066 is an apocalyptic number.

5205732066 is an abundant number, since it is smaller than the sum of its proper divisors (6093198954).

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

5205732066 is a wasteful number, since it uses less digits than its factorization.

5205732066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508850 (or 508847 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 36.

The square root of 5205732066 is about 72150.7592891440. The cubic root of 5205732066 is about 1733.1145589350.

The spelling of 5205732066 in words is "five billion, two hundred five million, seven hundred thirty-two thousand, sixty-six".