164362816 has 14 divisors (see below), whose sum is σ = 326157590. Its totient is φ = 82181376.

The previous prime is 164362777. The next prime is 164362831. The reversal of 164362816 is 618263461.

It is a happy number.

164362816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 141705216 + 22657600 = 11904^2 + 4760^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1284021 + ... + 1284148.

Almost surely, 2^164362816 is an apocalyptic number.

164362816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164362816 is a deficient number, since it is larger than the sum of its proper divisors (161794774).

164362816 is an equidigital number, since it uses as much as digits as its factorization.

164362816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2568181 (or 2568171 counting only the distinct ones).

The product of its digits is 41472, while the sum is 37.

The square root of 164362816 is about 12820.4062338133. The cubic root of 164362816 is about 547.7737180024.

The spelling of 164362816 in words is "one hundred sixty-four million, three hundred sixty-two thousand, eight hundred sixteen".