164455112 has 8 divisors (see below), whose sum is σ = 308353350. Its totient is φ = 82227552.

The previous prime is 164455111. The next prime is 164455133. The reversal of 164455112 is 211554461.

It can be written as a sum of positive squares in only one way, i.e., 130279396 + 34175716 = 11414^2 + 5846^2 .

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

It is a super-3 number, since 3×164455112³ (a number of 26 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (164455111) 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, 10278437 + ... + 10278452.

Almost surely, 2^164455112 is an apocalyptic number.

It is an amenable number.

164455112 is a deficient number, since it is larger than the sum of its proper divisors (143898238).

164455112 is a wasteful number, since it uses less digits than its factorization.

164455112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20556895 (or 20556891 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

The square root of 164455112 is about 12824.0053025566. The cubic root of 164455112 is about 547.8762307725.

The spelling of 164455112 in words is "one hundred sixty-four million, four hundred fifty-five thousand, one hundred twelve".