66704001046 has 16 divisors (see below), whose sum is σ = 100364910624. Its totient is φ = 33249104064.

The previous prime is 66704001041. The next prime is 66704001097. The reversal of 66704001046 is 64010040766.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66704001041) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1969810 + ... + 2003386.

It is an arithmetic number, because the mean of its divisors is an integer number (6272806914).

Almost surely, 2^66704001046 is an apocalyptic number.

66704001046 is a deficient number, since it is larger than the sum of its proper divisors (33660909578).

66704001046 is a wasteful number, since it uses less digits than its factorization.

66704001046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36615.

The product of its (nonzero) digits is 24192, while the sum is 34.

The spelling of 66704001046 in words is "sixty-six billion, seven hundred four million, one thousand, forty-six".