66463376 has 40 divisors (see below), whose sum is σ = 153573504. Its totient is φ = 27244800.

The previous prime is 66463289. The next prime is 66463379. The reversal of 66463376 is 67336466.

66463376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (66463379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10325 + ... + 15476.

Almost surely, 2^66463376 is an apocalyptic number.

It is an amenable number.

66463376 is an abundant number, since it is smaller than the sum of its proper divisors (87110128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66463376 is a wasteful number, since it uses less digits than its factorization.

66463376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25839 (or 25833 counting only the distinct ones).

The product of its digits is 326592, while the sum is 41.

The square root of 66463376 is about 8152.5073443696. The cubic root of 66463376 is about 405.0675617613.

The spelling of 66463376 in words is "sixty-six million, four hundred sixty-three thousand, three hundred seventy-six".