166063256 has 8 divisors (see below), whose sum is σ = 311368620. Its totient is φ = 83031624.

The previous prime is 166063223. The next prime is 166063277. The reversal of 166063256 is 652360661.

It is a tau number, because it is divible by the number of its divisors (8).

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, 10378946 + ... + 10378961.

Almost surely, 2^166063256 is an apocalyptic number.

It is an amenable number.

166063256 is a deficient number, since it is larger than the sum of its proper divisors (145305364).

166063256 is a wasteful number, since it uses less digits than its factorization.

166063256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20757913 (or 20757909 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The square root of 166063256 is about 12886.5533017949. The cubic root of 166063256 is about 549.6562656614.

The spelling of 166063256 in words is "one hundred sixty-six million, sixty-three thousand, two hundred fifty-six".