166341352256 has 28 divisors (see below), whose sum is σ = 330244662852. Its totient is φ = 83130098688.

The previous prime is 166341352249. The next prime is 166341352267. The reversal of 166341352256 is 652253143661.

It can be written as a sum of positive squares in 2 ways, for example, as 48153913600 + 118187438656 = 219440^2 + 343784^2 .

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, 501605 + ... + 764388.

Almost surely, 2^166341352256 is an apocalyptic number.

166341352256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

166341352256 is a deficient number, since it is larger than the sum of its proper divisors (163903310596).

166341352256 is a wasteful number, since it uses less digits than its factorization.

166341352256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1268058 (or 1268048 counting only the distinct ones).

The product of its digits is 777600, while the sum is 44.

The spelling of 166341352256 in words is "one hundred sixty-six billion, three hundred forty-one million, three hundred fifty-two thousand, two hundred fifty-six".