66108332 has 12 divisors (see below), whose sum is σ = 115769640. Its totient is φ = 33031296.

The previous prime is 66108319. The next prime is 66108349. The reversal of 66108332 is 23380166.

It is a junction number, because it is equal to n+sod(n) for n = 66108295 and 66108304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1919 + ... + 11657.

It is an arithmetic number, because the mean of its divisors is an integer number (9647470).

Almost surely, 2^66108332 is an apocalyptic number.

It is an amenable number.

66108332 is a deficient number, since it is larger than the sum of its proper divisors (49661308).

66108332 is a wasteful number, since it uses less digits than its factorization.

66108332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11440 (or 11438 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 66108332 is about 8130.7030446327. The cubic root of 66108332 is about 404.3449900927.

Adding to 66108332 its reverse (23380166), we get a palindrome (89488498).

The spelling of 66108332 in words is "sixty-six million, one hundred eight thousand, three hundred thirty-two".