66082803 has 8 divisors (see below), whose sum is σ = 88148688. Its totient is φ = 44036064.

The previous prime is 66082781. The next prime is 66082811. The reversal of 66082803 is 30828066.

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

It is not a de Polignac number, because 66082803 - 2⁸ = 66082547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66082813) 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 7 ways as a sum of consecutive naturals, for example, 8701 + ... + 14417.

It is an arithmetic number, because the mean of its divisors is an integer number (11018586).

Almost surely, 2^66082803 is an apocalyptic number.

66082803 is a deficient number, since it is larger than the sum of its proper divisors (22065885).

66082803 is a wasteful number, since it uses less digits than its factorization.

66082803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9573.

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 66082803 is about 8129.1329795987. The cubic root of 66082803 is about 404.2929348678.

The spelling of 66082803 in words is "sixty-six million, eighty-two thousand, eight hundred three".