66063328 has 24 divisors (see below), whose sum is σ = 130320792. Its totient is φ = 32966016.

The previous prime is 66063317. The next prime is 66063329. The reversal of 66063328 is 82336066.

It is a junction number, because it is equal to n+sod(n) for n = 66063293 and 66063302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66063329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17026 + ... + 20542.

It is an arithmetic number, because the mean of its divisors is an integer number (5430033).

Almost surely, 2^66063328 is an apocalyptic number.

It is an amenable number.

66063328 is a deficient number, since it is larger than the sum of its proper divisors (64257464).

66063328 is a wasteful number, since it uses less digits than its factorization.

66063328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4114 (or 4106 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 34.

The square root of 66063328 is about 8127.9350391105. The cubic root of 66063328 is about 404.2532151114.

The spelling of 66063328 in words is "sixty-six million, sixty-three thousand, three hundred twenty-eight".