66359348968 has 16 divisors (see below), whose sum is σ = 135735032160. Its totient is φ = 30163340400.

The previous prime is 66359348963. The next prime is 66359348981. The reversal of 66359348968 is 86984395366.

It is not an unprimeable number, because it can be changed into a prime (66359348963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377041668 + ... + 377041843.

It is an arithmetic number, because the mean of its divisors is an integer number (8483439510).

Almost surely, 2^66359348968 is an apocalyptic number.

It is an amenable number.

66359348968 is an abundant number, since it is smaller than the sum of its proper divisors (69375683192).

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

66359348968 is a wasteful number, since it uses less digits than its factorization.

66359348968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754083528 (or 754083524 counting only the distinct ones).

The product of its digits is 201553920, while the sum is 67.

The spelling of 66359348968 in words is "sixty-six billion, three hundred fifty-nine million, three hundred forty-eight thousand, nine hundred sixty-eight".