66025325230656 has 112 divisors (see below), whose sum is σ = 190961233406208. Its totient is φ = 19966925171200.

The previous prime is 66025325230651. The next prime is 66025325230729. The reversal of 66025325230656 is 65603252352066.

It is a junction number, because it is equal to n+sod(n) for n = 66025325230599 and 66025325230608.

It is not an unprimeable number, because it can be changed into a prime (66025325230651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30798030 + ... + 32872013.

Almost surely, 2^{66025325230656} is an apocalyptic number.

66025325230656 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

It is an amenable number.

66025325230656 is an abundant number, since it is smaller than the sum of its proper divisors (124935908175552).

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

66025325230656 is a wasteful number, since it uses less digits than its factorization.

66025325230656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63670560 (or 63670550 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 51.

The spelling of 66025325230656 in words is "sixty-six trillion, twenty-five billion, three hundred twenty-five million, two hundred thirty thousand, six hundred fifty-six".