65005006066 has 32 divisors (see below), whose sum is σ = 130919177088. Its totient is φ = 23378423040.

The previous prime is 65005006013. The next prime is 65005006081. The reversal of 65005006066 is 66060050056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16233015 + ... + 16237018.

It is an arithmetic number, because the mean of its divisors is an integer number (4091224284).

Almost surely, 2^65005006066 is an apocalyptic number.

65005006066 is an abundant number, since it is smaller than the sum of its proper divisors (65914171022).

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

65005006066 is a wasteful number, since it uses less digits than its factorization.

65005006066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32470066.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 65005006066 in words is "sixty-five billion, five million, six thousand, sixty-six".