66088460066680 has 16 divisors (see below), whose sum is σ = 148699035150120. Its totient is φ = 26435384026656.

The previous prime is 66088460066659. The next prime is 66088460066731. The reversal of 66088460066680 is 8666006488066.

It is a congruent number.

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, 826105750794 + ... + 826105750873.

Almost surely, 2^{66088460066680} is an apocalyptic number.

It is an amenable number.

66088460066680 is an abundant number, since it is smaller than the sum of its proper divisors (82610575083440).

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

66088460066680 is a wasteful number, since it uses less digits than its factorization.

66088460066680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1652211501678 (or 1652211501674 counting only the distinct ones).

The product of its (nonzero) digits is 95551488, while the sum is 64.

The spelling of 66088460066680 in words is "sixty-six trillion, eighty-eight billion, four hundred sixty million, sixty-six thousand, six hundred eighty".