164613642036 has 96 divisors (see below), whose sum is σ = 402712732800. Its totient is φ = 52265041920.

The previous prime is 164613642031. The next prime is 164613642059. The reversal of 164613642036 is 630246316461.

164613642036 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×164613642036² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164613642031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21976980 + ... + 21984468.

It is an arithmetic number, because the mean of its divisors is an integer number (4194924300).

Almost surely, 2^164613642036 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 164613642036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201356366400).

164613642036 is an abundant number, since it is smaller than the sum of its proper divisors (238099090764).

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

164613642036 is a wasteful number, since it uses less digits than its factorization.

164613642036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8369 (or 8367 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 42.

Adding to 164613642036 its reverse (630246316461), we get a palindrome (794859958497).

The spelling of 164613642036 in words is "one hundred sixty-four billion, six hundred thirteen million, six hundred forty-two thousand, thirty-six".