3256806166 has 4 divisors (see below), whose sum is σ = 4885209252. Its totient is φ = 1628403082.

The previous prime is 3256806151. The next prime is 3256806181. The reversal of 3256806166 is 6616086523.

3256806166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6616086523 = 2089 ⋅3167107.

It is an interprime number because it is at equal distance from previous prime (3256806151) and next prime (3256806181).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814201540 + ... + 814201543.

It is an arithmetic number, because the mean of its divisors is an integer number (1221302313).

Almost surely, 2^3256806166 is an apocalyptic number.

3256806166 is a deficient number, since it is larger than the sum of its proper divisors (1628403086).

3256806166 is a wasteful number, since it uses less digits than its factorization.

3256806166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1628403085.

The product of its (nonzero) digits is 311040, while the sum is 43.

The square root of 3256806166 is about 57068.4340594693. The cubic root of 3256806166 is about 1482.2813255396.

The spelling of 3256806166 in words is "three billion, two hundred fifty-six million, eight hundred six thousand, one hundred sixty-six".