164456316 has 18 divisors (see below), whose sum is σ = 415709112. Its totient is φ = 54818760.

The previous prime is 164456311. The next prime is 164456339. The reversal of 164456316 is 613654461.

It is a happy number.

164456316 is a `hidden beast` number, since 1 + 644 + 5 + 6 + 3 + 1 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 4568231 = 164456316 / (1 + 6 + 4 + 4 + 5 + 6 + 3 + 1 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164456311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2284080 + ... + 2284151.

Almost surely, 2^164456316 is an apocalyptic number.

It is an amenable number.

164456316 is an abundant number, since it is smaller than the sum of its proper divisors (251252796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164456316 is a wasteful number, since it uses less digits than its factorization.

164456316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4568241 (or 4568236 counting only the distinct ones).

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

The square root of 164456316 is about 12824.0522456827. The cubic root of 164456316 is about 547.8775677967.

The spelling of 164456316 in words is "one hundred sixty-four million, four hundred fifty-six thousand, three hundred sixteen".