66734073334 has 4 divisors (see below), whose sum is σ = 100101110004. Its totient is φ = 33367036666.

The previous prime is 66734073269. The next prime is 66734073349. The reversal of 66734073334 is 43337043766.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16683518332 + ... + 16683518335.

It is an arithmetic number, because the mean of its divisors is an integer number (25025277501).

Almost surely, 2^66734073334 is an apocalyptic number.

66734073334 is a deficient number, since it is larger than the sum of its proper divisors (33367036670).

66734073334 is a wasteful number, since it uses less digits than its factorization.

66734073334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33367036669.

The product of its (nonzero) digits is 2286144, while the sum is 46.

The spelling of 66734073334 in words is "sixty-six billion, seven hundred thirty-four million, seventy-three thousand, three hundred thirty-four".