66841012060 has 24 divisors (see below), whose sum is σ = 140433599376. Its totient is φ = 26723552640.

The previous prime is 66841012003. The next prime is 66841012079. The reversal of 66841012060 is 6021014866.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 760561 + ... + 843880.

It is an arithmetic number, because the mean of its divisors is an integer number (5851399974).

Almost surely, 2^66841012060 is an apocalyptic number.

It is an amenable number.

66841012060 is an abundant number, since it is smaller than the sum of its proper divisors (73592587316).

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

66841012060 is a wasteful number, since it uses less digits than its factorization.

66841012060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1606533 (or 1606531 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 66841012060 in words is "sixty-six billion, eight hundred forty-one million, twelve thousand, sixty".