164326268160 has 1440 divisors, whose sum is σ = 658158842880. Its totient is φ = 39016857600.

The previous prime is 164326268149. The next prime is 164326268177. The reversal of 164326268160 is 61862623461.

164326268160 is a `hidden beast` number, since 1 + 6 + 4 + 3 + 2 + 626 + 8 + 16 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1440).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 3821541099 + ... + 3821541141.

It is an arithmetic number, because the mean of its divisors is an integer number (457054752).

Almost surely, 2^164326268160 is an apocalyptic number.

164326268160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164326268160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (329079421440).

164326268160 is an abundant number, since it is smaller than the sum of its proper divisors (493832574720).

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

164326268160 is a wasteful number, since it uses less digits than its factorization.

164326268160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 154 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 164326268160 in words is "one hundred sixty-four billion, three hundred twenty-six million, two hundred sixty-eight thousand, one hundred sixty".