66328282807332 has 48 divisors (see below), whose sum is σ = 190481222424192. Its totient is φ = 17493173487360.

The previous prime is 66328282807279. The next prime is 66328282807349. The reversal of 66328282807332 is 23370828282366.

It is a happy number.

It is a super-2 number, since 2×66328282807332² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30370091769 + ... + 30370093952.

It is an arithmetic number, because the mean of its divisors is an integer number (3968358800504).

Almost surely, 2^{66328282807332} is an apocalyptic number.

It is an amenable number.

66328282807332 is an abundant number, since it is smaller than the sum of its proper divisors (124152939616860).

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

66328282807332 is a wasteful number, since it uses less digits than its factorization.

66328282807332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60740185748 (or 60740185746 counting only the distinct ones).

The product of its (nonzero) digits is 55738368, while the sum is 60.

The spelling of 66328282807332 in words is "sixty-six trillion, three hundred twenty-eight billion, two hundred eighty-two million, eight hundred seven thousand, three hundred thirty-two".