166048870732317 has 16 divisors (see below), whose sum is σ = 246799624505280. Its totient is φ = 110338663282416.

The previous prime is 166048870732313. The next prime is 166048870732319. The reversal of 166048870732317 is 713237078840661.

166048870732317 is a `hidden beast` number, since 1 + 6 + 6 + 0 + 488 + 70 + 73 + 2 + 3 + 17 = 666.

It is not a de Polignac number, because 166048870732317 - 2² = 166048870732313 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166048870732313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10016210238 + ... + 10016226815.

It is an arithmetic number, because the mean of its divisors is an integer number (15424976531580).

Almost surely, 2^{166048870732317} is an apocalyptic number.

It is an amenable number.

166048870732317 is a deficient number, since it is larger than the sum of its proper divisors (80750753772963).

166048870732317 is a wasteful number, since it uses less digits than its factorization.

166048870732317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20032437369 (or 20032437363 counting only the distinct ones).

The product of its (nonzero) digits is 56899584, while the sum is 63.

The spelling of 166048870732317 in words is "one hundred sixty-six trillion, forty-eight billion, eight hundred seventy million, seven hundred thirty-two thousand, three hundred seventeen".