66463307 has 8 divisors (see below), whose sum is σ = 69504000. Its totient is φ = 63435240.

The previous prime is 66463289. The next prime is 66463379. The reversal of 66463307 is 70336466.

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 66463307 - 2⁸ = 66463051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66463207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8582 + ... + 14372.

It is an arithmetic number, because the mean of its divisors is an integer number (8688000).

Almost surely, 2^66463307 is an apocalyptic number.

66463307 is a deficient number, since it is larger than the sum of its proper divisors (3040693).

66463307 is a wasteful number, since it uses less digits than its factorization.

66463307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6313.

The product of its (nonzero) digits is 54432, while the sum is 35.

The square root of 66463307 is about 8152.5031125416. The cubic root of 66463307 is about 405.0674215855.

The spelling of 66463307 in words is "sixty-six million, four hundred sixty-three thousand, three hundred seven".