166177741111334 has 8 divisors (see below), whose sum is σ = 257307470107968. Its totient is φ = 80408584408680.

The previous prime is 166177741111309. The next prime is 166177741111339. The reversal of 166177741111334 is 433111147771661.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166177741111339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1340143073417 + ... + 1340143073540.

It is an arithmetic number, because the mean of its divisors is an integer number (32163433763496).

Almost surely, 2^{166177741111334} is an apocalyptic number.

166177741111334 is a deficient number, since it is larger than the sum of its proper divisors (91129728996634).

166177741111334 is a wasteful number, since it uses less digits than its factorization.

166177741111334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2680286146990.

The product of its digits is 1778112, while the sum is 53.

Adding to 166177741111334 its reverse (433111147771661), we get a palindrome (599288888882995).

The spelling of 166177741111334 in words is "one hundred sixty-six trillion, one hundred seventy-seven billion, seven hundred forty-one million, one hundred eleven thousand, three hundred thirty-four".