66673734035 has 16 divisors (see below), whose sum is σ = 86781082752. Its totient is φ = 48976972800.

The previous prime is 66673734011. The next prime is 66673734041. The reversal of 66673734035 is 53043737666.

It is not a de Polignac number, because 66673734035 - 2²⁶ = 66606625171 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9562331 + ... + 9569300.

It is an arithmetic number, because the mean of its divisors is an integer number (5423817672).

Almost surely, 2^66673734035 is an apocalyptic number.

66673734035 is a deficient number, since it is larger than the sum of its proper divisors (20107348717).

66673734035 is a wasteful number, since it uses less digits than its factorization.

66673734035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19131694.

The product of its (nonzero) digits is 5715360, while the sum is 50.

The spelling of 66673734035 in words is "sixty-six billion, six hundred seventy-three million, seven hundred thirty-four thousand, thirty-five".