42716110666 has 16 divisors (see below), whose sum is σ = 64497341160. Its totient is φ = 21217060800.

The previous prime is 42716110597. The next prime is 42716110687. The reversal of 42716110666 is 66601161724.

It can be written as a sum of positive squares in 4 ways, for example, as 31018606641 + 11697504025 = 176121^2 + 108155^2 .

It is a super-2 number, since 2×42716110666² (a number of 22 digits) contains 22 as substring.

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, 1588380 + ... + 1615048.

Almost surely, 2^42716110666 is an apocalyptic number.

42716110666 is a deficient number, since it is larger than the sum of its proper divisors (21781230494).

42716110666 is a wasteful number, since it uses less digits than its factorization.

42716110666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31929.

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 42716110666 in words is "forty-two billion, seven hundred sixteen million, one hundred ten thousand, six hundred sixty-six".