166100664401345 has 8 divisors (see below), whose sum is σ = 199321923034176. Its totient is φ = 132879781019376.

The previous prime is 166100664401267. The next prime is 166100664401351. The reversal of 166100664401345 is 543104466001661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 166100664401345 - 2¹⁴ = 166100664384961 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 166100664401345.

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, 92837987 + ... + 94610216.

It is an arithmetic number, because the mean of its divisors is an integer number (24915240379272).

Almost surely, 2^{166100664401345} is an apocalyptic number.

It is an amenable number.

166100664401345 is a deficient number, since it is larger than the sum of its proper divisors (33221258632831).

166100664401345 is a wasteful number, since it uses less digits than its factorization.

166100664401345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187625431.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 166100664401345 in words is "one hundred sixty-six trillion, one hundred billion, six hundred sixty-four million, four hundred one thousand, three hundred forty-five".