66206060006 has 32 divisors (see below), whose sum is σ = 112499629920. Its totient is φ = 29032128000.

The previous prime is 66206059967. The next prime is 66206060021. The reversal of 66206060006 is 60006060266.

It is a congruent number.

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, 800645 + ... + 879456.

It is an arithmetic number, because the mean of its divisors is an integer number (3515613435).

Almost surely, 2^66206060006 is an apocalyptic number.

66206060006 is a deficient number, since it is larger than the sum of its proper divisors (46293569914).

66206060006 is a wasteful number, since it uses less digits than its factorization.

66206060006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1680200.

The product of its (nonzero) digits is 15552, while the sum is 32.

The spelling of 66206060006 in words is "sixty-six billion, two hundred six million, sixty thousand, six".