5205422866 has 16 divisors (see below), whose sum is σ = 9113446656. Its totient is φ = 2183429376.

The previous prime is 5205422851. The next prime is 5205422867. The reversal of 5205422866 is 6682245025.

It is not an unprimeable number, because it can be changed into a prime (5205422867) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3954831 + ... + 3956146.

It is an arithmetic number, because the mean of its divisors is an integer number (569590416).

Almost surely, 2^5205422866 is an apocalyptic number.

5205422866 is a deficient number, since it is larger than the sum of its proper divisors (3908023790).

5205422866 is a wasteful number, since it uses less digits than its factorization.

5205422866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7911033.

The product of its (nonzero) digits is 230400, while the sum is 40.

The square root of 5205422866 is about 72148.6165217324. The cubic root of 5205422866 is about 1733.0802448606.

The spelling of 5205422866 in words is "five billion, two hundred five million, four hundred twenty-two thousand, eight hundred sixty-six".