66737406670334 has 8 divisors (see below), whose sum is σ = 100106214058200. Its totient is φ = 33368668650936.

The previous prime is 66737406670327. The next prime is 66737406670393. The reversal of 66737406670334 is 43307660473766.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14866244 + ... + 18827639.

It is an arithmetic number, because the mean of its divisors is an integer number (12513276757275).

Almost surely, 2^{66737406670334} is an apocalyptic number.

66737406670334 is a deficient number, since it is larger than the sum of its proper divisors (33368807387866).

66737406670334 is a wasteful number, since it uses less digits than its factorization.

66737406670334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34684234.

The product of its (nonzero) digits is 192036096, while the sum is 62.

The spelling of 66737406670334 in words is "sixty-six trillion, seven hundred thirty-seven billion, four hundred six million, six hundred seventy thousand, three hundred thirty-four".