164368464 has 40 divisors (see below), whose sum is σ = 457283232. Its totient is φ = 50574720.

The previous prime is 164368459. The next prime is 164368499. The reversal of 164368464 is 464863461.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131082 + ... + 132329.

Almost surely, 2^164368464 is an apocalyptic number.

It is an amenable number.

164368464 is an abundant number, since it is smaller than the sum of its proper divisors (292914768).

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

164368464 is a wasteful number, since it uses less digits than its factorization.

164368464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263435 (or 263429 counting only the distinct ones).

The product of its digits is 331776, while the sum is 42.

The square root of 164368464 is about 12820.6265057524. The cubic root of 164368464 is about 547.7799923139.

It can be divided in two parts, 1643 and 68464, that added together give a palindrome (70107).

The spelling of 164368464 in words is "one hundred sixty-four million, three hundred sixty-eight thousand, four hundred sixty-four".