66582358311 has 12 divisors (see below), whose sum is σ = 103270596792. Its totient is φ = 38047061808.

The previous prime is 66582358303. The next prime is 66582358313. The reversal of 66582358311 is 11385328566.

It is not a de Polignac number, because 66582358311 - 2³ = 66582358303 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66582358313) 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 11 ways as a sum of consecutive naturals, for example, 226470460 + ... + 226470753.

It is an arithmetic number, because the mean of its divisors is an integer number (8605883066).

Almost surely, 2^66582358311 is an apocalyptic number.

66582358311 is a deficient number, since it is larger than the sum of its proper divisors (36688238481).

66582358311 is a wasteful number, since it uses less digits than its factorization.

66582358311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452941230 (or 452941223 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 48.

The spelling of 66582358311 in words is "sixty-six billion, five hundred eighty-two million, three hundred fifty-eight thousand, three hundred eleven".