164134546236 has 192 divisors, whose sum is σ = 465995980800. Its totient is φ = 49757580288.

The previous prime is 164134546183. The next prime is 164134546267. The reversal of 164134546236 is 632645431461.

164134546236 is a `hidden beast` number, since 1 + 6 + 4 + 13 + 4 + 5 + 4 + 623 + 6 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 164134546191 and 164134546200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6805030 + ... + 6829106.

It is an arithmetic number, because the mean of its divisors is an integer number (2427062400).

Almost surely, 2^164134546236 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 164134546236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (232997990400).

164134546236 is an abundant number, since it is smaller than the sum of its proper divisors (301861434564).

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

164134546236 is a wasteful number, since it uses less digits than its factorization.

164134546236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24233 (or 24225 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

Adding to 164134546236 its reverse (632645431461), we get a palindrome (796779977697).

The spelling of 164134546236 in words is "one hundred sixty-four billion, one hundred thirty-four million, five hundred forty-six thousand, two hundred thirty-six".