66059792706 has 16 divisors (see below), whose sum is σ = 132126156864. Its totient is φ = 22018835664.

The previous prime is 66059792683. The next prime is 66059792717. The reversal of 66059792706 is 60729795066.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 137941 + ... + 388776.

It is an arithmetic number, because the mean of its divisors is an integer number (8257884804).

Almost surely, 2^66059792706 is an apocalyptic number.

66059792706 is an abundant number, since it is smaller than the sum of its proper divisors (66066364158).

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

66059792706 is a wasteful number, since it uses less digits than its factorization.

66059792706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547625.

The product of its (nonzero) digits is 8573040, while the sum is 57.

The spelling of 66059792706 in words is "sixty-six billion, fifty-nine million, seven hundred ninety-two thousand, seven hundred six".