66673403374011 has 128 divisors (see below), whose sum is σ = 112392935424000. Its totient is φ = 34278464411136.

The previous prime is 66673403374007. The next prime is 66673403374013. The reversal of 66673403374011 is 11047330437666.

It is not a de Polignac number, because 66673403374011 - 2² = 66673403374007 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66673403374013) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 723257520 + ... + 723349698.

It is an arithmetic number, because the mean of its divisors is an integer number (878069808000).

Almost surely, 2^{66673403374011} is an apocalyptic number.

66673403374011 is a deficient number, since it is larger than the sum of its proper divisors (45719532049989).

66673403374011 is a wasteful number, since it uses less digits than its factorization.

66673403374011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92793.

The product of its (nonzero) digits is 4572288, while the sum is 51.

The spelling of 66673403374011 in words is "sixty-six trillion, six hundred seventy-three billion, four hundred three million, three hundred seventy-four thousand, eleven".