66673085298 has 16 divisors (see below), whose sum is σ = 141190063200. Its totient is φ = 20917046336.

The previous prime is 66673085293. The next prime is 66673085299. The reversal of 66673085298 is 89258037666.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (66673085293) 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, 326828748 + ... + 326828951.

It is an arithmetic number, because the mean of its divisors is an integer number (8824378950).

Almost surely, 2^66673085298 is an apocalyptic number.

66673085298 is an abundant number, since it is smaller than the sum of its proper divisors (74516977902).

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

66673085298 is a wasteful number, since it uses less digits than its factorization.

66673085298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653657721.

The product of its (nonzero) digits is 26127360, while the sum is 60.

The spelling of 66673085298 in words is "sixty-six billion, six hundred seventy-three million, eighty-five thousand, two hundred ninety-eight".