164858956 has 6 divisors (see below), whose sum is σ = 288503180. Its totient is φ = 82429476.

The previous prime is 164858951. The next prime is 164858957. The reversal of 164858956 is 659858461.

It is not an unprimeable number, because it can be changed into a prime (164858951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20607366 + ... + 20607373.

Almost surely, 2^164858956 is an apocalyptic number.

It is an amenable number.

164858956 is a deficient number, since it is larger than the sum of its proper divisors (123644224).

164858956 is a wasteful number, since it uses less digits than its factorization.

164858956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41214743 (or 41214741 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 52.

The square root of 164858956 is about 12839.7412746519. The cubic root of 164858956 is about 548.3243280539.

The spelling of 164858956 in words is "one hundred sixty-four million, eight hundred fifty-eight thousand, nine hundred fifty-six".