68743224066 has 32 divisors (see below), whose sum is σ = 151386962688. Its totient is φ = 20636593040.

The previous prime is 68743224059. The next prime is 68743224097. The reversal of 68743224066 is 66042234786.

It is a Curzon number.

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, 4860060 + ... + 4874183.

It is an arithmetic number, because the mean of its divisors is an integer number (4730842584).

Almost surely, 2^68743224066 is an apocalyptic number.

68743224066 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

68743224066 is an abundant number, since it is smaller than the sum of its proper divisors (82643738622).

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

68743224066 is a wasteful number, since it uses less digits than its factorization.

68743224066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9734366.

The product of its (nonzero) digits is 2322432, while the sum is 48.

The spelling of 68743224066 in words is "sixty-eight billion, seven hundred forty-three million, two hundred twenty-four thousand, sixty-six".