66673340367 has 8 divisors (see below), whose sum is σ = 89494417200. Its totient is φ = 44150578560.

The previous prime is 66673340359. The next prime is 66673340389. The reversal of 66673340367 is 76304337666.

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

It is not a de Polignac number, because 66673340367 - 2³ = 66673340359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66673340267) 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, 74578234 + ... + 74579127.

It is an arithmetic number, because the mean of its divisors is an integer number (11186802150).

Almost surely, 2^66673340367 is an apocalyptic number.

66673340367 is a deficient number, since it is larger than the sum of its proper divisors (22821076833).

66673340367 is a wasteful number, since it uses less digits than its factorization.

66673340367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149157513.

The product of its (nonzero) digits is 6858432, while the sum is 51.

The spelling of 66673340367 in words is "sixty-six billion, six hundred seventy-three million, three hundred forty thousand, three hundred sixty-seven".