66302663045016 has 32 divisors (see below), whose sum is σ = 165757696266240. Its totient is φ = 22100749194528.

The previous prime is 66302663044903. The next prime is 66302663045051. The reversal of 66302663045016 is 61054036620366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4708816 + ... + 12440991.

It is an arithmetic number, because the mean of its divisors is an integer number (5179928008320).

Almost surely, 2^{66302663045016} is an apocalyptic number.

It is an amenable number.

66302663045016 is an abundant number, since it is smaller than the sum of its proper divisors (99455033221224).

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

66302663045016 is a wasteful number, since it uses less digits than its factorization.

66302663045016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17310903 (or 17310899 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 48.

The spelling of 66302663045016 in words is "sixty-six trillion, three hundred two billion, six hundred sixty-three million, forty-five thousand, sixteen".