66059297008 has 20 divisors (see below), whose sum is σ = 128704920840. Its totient is φ = 32845123904.

The previous prime is 66059296993. The next prime is 66059297011. The reversal of 66059297008 is 80079295066.

It is a happy number.

It is a congruent 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, 11529835 + ... + 11535562.

It is an arithmetic number, because the mean of its divisors is an integer number (6435246042).

Almost surely, 2^66059297008 is an apocalyptic number.

It is an amenable number.

66059297008 is a deficient number, since it is larger than the sum of its proper divisors (62645623832).

66059297008 is a wasteful number, since it uses less digits than its factorization.

66059297008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23065584 (or 23065578 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 52.

The spelling of 66059297008 in words is "sixty-six billion, fifty-nine million, two hundred ninety-seven thousand, eight".