66700407344067 has 48 divisors (see below), whose sum is σ = 115586948904960. Its totient is φ = 36259848028800.

The previous prime is 66700407344047. The next prime is 66700407344113. The reversal of 66700407344067 is 76044370400766.

66700407344067 is a `hidden beast` number, since 6 + 6 + 70 + 0 + 4 + 0 + 73 + 440 + 67 = 666.

66700407344067 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 66700407344067 - 2⁷ = 66700407343939 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66700407344017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 289315234 + ... + 289545687.

It is an arithmetic number, because the mean of its divisors is an integer number (2408061435520).

Almost surely, 2^{66700407344067} is an apocalyptic number.

66700407344067 is a deficient number, since it is larger than the sum of its proper divisors (48886541560893).

66700407344067 is a wasteful number, since it uses less digits than its factorization.

66700407344067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578861024 (or 578861021 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

The spelling of 66700407344067 in words is "sixty-six trillion, seven hundred billion, four hundred seven million, three hundred forty-four thousand, sixty-seven".