166768334336 has 40 divisors (see below), whose sum is σ = 333369061080. Its totient is φ = 83344601088.

The previous prime is 166768334329. The next prime is 166768334387. The reversal of 166768334336 is 633433867661.

It is a happy number.

It is a super-3 number, since 3×166768334336³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1017935 + ... + 1170353.

It is an arithmetic number, because the mean of its divisors is an integer number (8334226527).

Almost surely, 2^166768334336 is an apocalyptic number.

166768334336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166768334336 is a deficient number, since it is larger than the sum of its proper divisors (166600726744).

166768334336 is an equidigital number, since it uses as much as digits as its factorization.

166768334336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154574 (or 154558 counting only the distinct ones).

The product of its digits is 23514624, while the sum is 56.

The spelling of 166768334336 in words is "one hundred sixty-six billion, seven hundred sixty-eight million, three hundred thirty-four thousand, three hundred thirty-six".