66125333 has 8 divisors (see below), whose sum is σ = 67931136. Its totient is φ = 64328800.

The previous prime is 66125317. The next prime is 66125363. The reversal of 66125333 is 33352166.

It is a happy number.

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 66125333 - 2⁴ = 66125317 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66125296 and 66125305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66125303) 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, 13598 + ... + 17808.

It is an arithmetic number, because the mean of its divisors is an integer number (8491392).

Almost surely, 2^66125333 is an apocalyptic number.

It is an amenable number.

66125333 is a deficient number, since it is larger than the sum of its proper divisors (1805803).

66125333 is a wasteful number, since it uses less digits than its factorization.

66125333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4635.

The product of its digits is 9720, while the sum is 29.

The square root of 66125333 is about 8131.7484589724. The cubic root of 66125333 is about 404.3796487596.

Adding to 66125333 its reverse (33352166), we get a palindrome (99477499).

The spelling of 66125333 in words is "sixty-six million, one hundred twenty-five thousand, three hundred thirty-three".