164196162816 has 72 divisors (see below), whose sum is σ = 499430011584. Its totient is φ = 46913187840.

The previous prime is 164196162791. The next prime is 164196162827. The reversal of 164196162816 is 618261691461.

It is a happy number.

It is a super-3 number, since 3×164196162816³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 15265845 + ... + 15276596.

Almost surely, 2^164196162816 is an apocalyptic number.

164196162816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

164196162816 is an abundant number, since it is smaller than the sum of its proper divisors (335233848768).

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

164196162816 is an equidigital number, since it uses as much as digits as its factorization.

164196162816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30542467 (or 30542453 counting only the distinct ones).

The product of its digits is 746496, while the sum is 51.

The spelling of 164196162816 in words is "one hundred sixty-four billion, one hundred ninety-six million, one hundred sixty-two thousand, eight hundred sixteen".