66260325 has 12 divisors (see below), whose sum is σ = 109550528. Its totient is φ = 35338800.

The previous prime is 66260323. The next prime is 66260329. The reversal of 66260325 is 52306266.

It is not a de Polignac number, because 66260325 - 2¹ = 66260323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66260292 and 66260301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66260321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 441661 + ... + 441810.

Almost surely, 2^66260325 is an apocalyptic number.

It is an amenable number.

66260325 is a deficient number, since it is larger than the sum of its proper divisors (43290203).

66260325 is a wasteful number, since it uses less digits than its factorization.

66260325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883484 (or 883479 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 66260325 is about 8140.0445330477. The cubic root of 66260325 is about 404.6546362256.

The spelling of 66260325 in words is "sixty-six million, two hundred sixty thousand, three hundred twenty-five".