166340058758884 has 12 divisors (see below), whose sum is σ = 291666998907900. Its totient is φ = 83006630499488.

The previous prime is 166340058758851. The next prime is 166340058758899. The reversal of 166340058758884 is 488857850043661.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 90042069902500 + 76297988856384 = 9489050^2 + 8734872^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40849717699 + ... + 40849721770.

It is an arithmetic number, because the mean of its divisors is an integer number (24305583242325).

Almost surely, 2^{166340058758884} is an apocalyptic number.

It is an amenable number.

166340058758884 is a deficient number, since it is larger than the sum of its proper divisors (125326940149016).

166340058758884 is a wasteful number, since it uses less digits than its factorization.

166340058758884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81699439982 (or 81699439980 counting only the distinct ones).

The product of its (nonzero) digits is 1238630400, while the sum is 73.

The spelling of 166340058758884 in words is "one hundred sixty-six trillion, three hundred forty billion, fifty-eight million, seven hundred fifty-eight thousand, eight hundred eighty-four".