255376166 has 16 divisors (see below), whose sum is σ = 386802000. Its totient is φ = 126447648.

The previous prime is 255376139. The next prime is 255376181. The reversal of 255376166 is 661673552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114821 + ... + 117023.

It is an arithmetic number, because the mean of its divisors is an integer number (24175125).

Almost surely, 2^255376166 is an apocalyptic number.

255376166 is a deficient number, since it is larger than the sum of its proper divisors (131425834).

255376166 is a wasteful number, since it uses less digits than its factorization.

255376166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2743.

The product of its digits is 226800, while the sum is 41.

The square root of 255376166 is about 15980.4932965162. The cubic root of 255376166 is about 634.4442331712. Note that the first 3 decimals are identical.

The spelling of 255376166 in words is "two hundred fifty-five million, three hundred seventy-six thousand, one hundred sixty-six".