164456163 has 20 divisors (see below), whose sum is σ = 246114000. Its totient is φ = 109438992.

The previous prime is 164456137. The next prime is 164456167. The reversal of 164456163 is 361654461.

It is a happy number.

164456163 is a `hidden beast` number, since 1 + 644 + 5 + 6 + 1 + 6 + 3 = 666.

It is not a de Polignac number, because 164456163 - 2¹⁰ = 164455139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (164456167) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 53338 + ... + 56336.

It is an arithmetic number, because the mean of its divisors is an integer number (12305700).

Almost surely, 2^164456163 is an apocalyptic number.

164456163 is a deficient number, since it is larger than the sum of its proper divisors (81657837).

164456163 is an equidigital number, since it uses as much as digits as its factorization.

164456163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688 (or 3679 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 164456163 is about 12824.0462803282. The cubic root of 164456163 is about 547.8773978928.

The spelling of 164456163 in words is "one hundred sixty-four million, four hundred fifty-six thousand, one hundred sixty-three".