166712626355042 has 16 divisors (see below), whose sum is σ = 250273109167200. Its totient is φ = 83288259568800.

The previous prime is 166712626354979. The next prime is 166712626355057. The reversal of 166712626355042 is 240553626217661.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116676542 + ... + 118096742.

It is an arithmetic number, because the mean of its divisors is an integer number (15642069322950).

Almost surely, 2^{166712626355042} is an apocalyptic number.

166712626355042 is a deficient number, since it is larger than the sum of its proper divisors (83560482812158).

166712626355042 is a wasteful number, since it uses less digits than its factorization.

166712626355042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468081.

The product of its (nonzero) digits is 21772800, while the sum is 56.

The spelling of 166712626355042 in words is "one hundred sixty-six trillion, seven hundred twelve billion, six hundred twenty-six million, three hundred fifty-five thousand, forty-two".