164664696 has 128 divisors (see below), whose sum is σ = 487872000. Its totient is φ = 46287360.

The previous prime is 164664683. The next prime is 164664701. The reversal of 164664696 is 696466461.

It is a super-2 number, since 2×164664696² = 54228924217544832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 683136 + ... + 683376.

It is an arithmetic number, because the mean of its divisors is an integer number (3811500).

Almost surely, 2^164664696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164664696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243936000).

164664696 is an abundant number, since it is smaller than the sum of its proper divisors (323207304).

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

164664696 is a wasteful number, since it uses less digits than its factorization.

164664696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 336 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 48.

The square root of 164664696 is about 12832.1742506872. The cubic root of 164664696 is about 548.1088724670.

The spelling of 164664696 in words is "one hundred sixty-four million, six hundred sixty-four thousand, six hundred ninety-six".