166094716262399 has 8 divisors (see below), whose sum is σ = 173466543321312. Its totient is φ = 158735415674880.

The previous prime is 166094716262339. The next prime is 166094716262437. The reversal of 166094716262399 is 993262617490661.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166094716262399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166094716262339) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3131590742 + ... + 3131643779.

It is an arithmetic number, because the mean of its divisors is an integer number (21683317915164).

Almost surely, 2^{166094716262399} is an apocalyptic number.

166094716262399 is a deficient number, since it is larger than the sum of its proper divisors (7371827058913).

166094716262399 is a wasteful number, since it uses less digits than its factorization.

166094716262399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6263235697.

The product of its (nonzero) digits is 317447424, while the sum is 71.

The spelling of 166094716262399 in words is "one hundred sixty-six trillion, ninety-four billion, seven hundred sixteen million, two hundred sixty-two thousand, three hundred ninety-nine".