5303815666 has 8 divisors (see below), whose sum is σ = 7956874224. Its totient is φ = 2651524260.

The previous prime is 5303815661. The next prime is 5303815681. The reversal of 5303815666 is 6665183035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×5303815666³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (5303815661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174180 + ... + 202351.

It is an arithmetic number, because the mean of its divisors is an integer number (994609278).

Almost surely, 2^5303815666 is an apocalyptic number.

5303815666 is a deficient number, since it is larger than the sum of its proper divisors (2653058558).

5303815666 is a wasteful number, since it uses less digits than its factorization.

5303815666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383576.

The product of its (nonzero) digits is 388800, while the sum is 43.

The square root of 5303815666 is about 72827.3002794968. The cubic root of 5303815666 is about 1743.9317074880.

The spelling of 5303815666 in words is "five billion, three hundred three million, eight hundred fifteen thousand, six hundred sixty-six".