73928064066 has 8 divisors (see below), whose sum is σ = 147856128144. Its totient is φ = 24642688020.

The previous prime is 73928064043. The next prime is 73928064071. The reversal of 73928064066 is 66046082937.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

73928064066 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 6160672000 + ... + 6160672011.

It is an arithmetic number, because the mean of its divisors is an integer number (18482016018).

Almost surely, 2^73928064066 is an apocalyptic number.

73928064066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

73928064066 is a wasteful number, since it uses less digits than its factorization.

73928064066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12321344016.

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 73928064066 in words is "seventy-three billion, nine hundred twenty-eight million, sixty-four thousand, sixty-six".