66466101 has 16 divisors (see below), whose sum is σ = 95981760. Its totient is φ = 40669440.

The previous prime is 66466093. The next prime is 66466117. The reversal of 66466101 is 10166466.

It is not a de Polignac number, because 66466101 - 2³ = 66466093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66466121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2221 + ... + 11741.

It is an arithmetic number, because the mean of its divisors is an integer number (5998860).

Almost surely, 2^66466101 is an apocalyptic number.

It is an amenable number.

66466101 is a deficient number, since it is larger than the sum of its proper divisors (29515659).

66466101 is a wasteful number, since it uses less digits than its factorization.

66466101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9716.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 66466101 is about 8152.6744691543. The cubic root of 66466101 is about 405.0730976122.

The spelling of 66466101 in words is "sixty-six million, four hundred sixty-six thousand, one hundred one".