166730506770334 has 32 divisors (see below), whose sum is σ = 272468768592384. Its totient is φ = 76059720614880.

The previous prime is 166730506770319. The next prime is 166730506770367. The reversal of 166730506770334 is 433077605037661.

It is a super-2 number, since 2×166730506770334² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58120762 + ... + 60921949.

It is an arithmetic number, because the mean of its divisors is an integer number (8514649018512).

Almost surely, 2^{166730506770334} is an apocalyptic number.

166730506770334 is a deficient number, since it is larger than the sum of its proper divisors (105738261822050).

166730506770334 is a wasteful number, since it uses less digits than its factorization.

166730506770334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119043352.

The product of its (nonzero) digits is 40007520, while the sum is 58.

The spelling of 166730506770334 in words is "one hundred sixty-six trillion, seven hundred thirty billion, five hundred six million, seven hundred seventy thousand, three hundred thirty-four".