66000107 has 4 divisors (see below), whose sum is σ = 66017160. Its totient is φ = 65983056.

The previous prime is 66000083. The next prime is 66000149. The reversal of 66000107 is 70100066.

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

It is a cyclic number.

It is not a de Polignac number, because 66000107 - 2⁶ = 66000043 is a prime.

It is a super-2 number, since 2×66000107² = 8712028248022898, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66000157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383 + ... + 11495.

It is an arithmetic number, because the mean of its divisors is an integer number (16504290).

Almost surely, 2^66000107 is an apocalyptic number.

66000107 is a deficient number, since it is larger than the sum of its proper divisors (17053).

66000107 is a wasteful number, since it uses less digits than its factorization.

66000107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17052.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 66000107 is about 8124.0449900281. The cubic root of 66000107 is about 404.1242204523.

The spelling of 66000107 in words is "sixty-six million, one hundred seven", and thus it is an aban number.