66463053 has 8 divisors (see below), whose sum is σ = 88659168. Its totient is φ = 44287824.

The previous prime is 66463051. The next prime is 66463057. The reversal of 66463053 is 35036466.

It is a happy number.

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

It is not a de Polignac number, because 66463053 - 2¹ = 66463051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66463051) 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, 5151 + ... + 12627.

It is an arithmetic number, because the mean of its divisors is an integer number (11082396).

Almost surely, 2^66463053 is an apocalyptic number.

It is an amenable number.

66463053 is a deficient number, since it is larger than the sum of its proper divisors (22196115).

66463053 is a wasteful number, since it uses less digits than its factorization.

66463053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10443.

The product of its (nonzero) digits is 38880, while the sum is 33.

The square root of 66463053 is about 8152.4875344891. The cubic root of 66463053 is about 405.0669055752.

The spelling of 66463053 in words is "sixty-six million, four hundred sixty-three thousand, fifty-three".