166668524074 has 16 divisors (see below), whose sum is σ = 269255012040. Its totient is φ = 76917864960.

The previous prime is 166668524053. The next prime is 166668524111. The reversal of 166668524074 is 470425866661.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 66284106849 + 100384417225 = 257457^2 + 316835^2 .

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, 91854 + ... + 584614.

Almost surely, 2^166668524074 is an apocalyptic number.

166668524074 is a deficient number, since it is larger than the sum of its proper divisors (102586487966).

166668524074 is a wasteful number, since it uses less digits than its factorization.

166668524074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505785.

The product of its (nonzero) digits is 11612160, while the sum is 55.

The spelling of 166668524074 in words is "one hundred sixty-six billion, six hundred sixty-eight million, five hundred twenty-four thousand, seventy-four".