66463099 has 8 divisors (see below), whose sum is σ = 69883920. Its totient is φ = 63117600.

The previous prime is 66463073. The next prime is 66463127. The reversal of 66463099 is 99036466.

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

It is a cyclic number.

It is not a de Polignac number, because 66463099 - 2⁷ = 66462971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66463049) 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 7 ways as a sum of consecutive naturals, for example, 17017 + ... + 20554.

It is an arithmetic number, because the mean of its divisors is an integer number (8735490).

Almost surely, 2^66463099 is an apocalyptic number.

66463099 is a deficient number, since it is larger than the sum of its proper divisors (3420821).

66463099 is a wasteful number, since it uses less digits than its factorization.

66463099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37661.

The product of its (nonzero) digits is 209952, while the sum is 43.

The square root of 66463099 is about 8152.4903557134. The cubic root of 66463099 is about 405.0669990260.

The spelling of 66463099 in words is "sixty-six million, four hundred sixty-three thousand, ninety-nine".