164341111057212 has 48 divisors (see below), whose sum is σ = 414657922291200. Its totient is φ = 50461016992512.

The previous prime is 164341111057187. The next prime is 164341111057217. The reversal of 164341111057212 is 212750111143461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164341111057217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8570135962 + ... + 8570155137.

It is an arithmetic number, because the mean of its divisors is an integer number (8638706714400).

Almost surely, 2^{164341111057212} is an apocalyptic number.

164341111057212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

164341111057212 is an abundant number, since it is smaller than the sum of its proper divisors (250316811233988).

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

164341111057212 is a wasteful number, since it uses less digits than its factorization.

164341111057212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17140291170 (or 17140291168 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 164341111057212 in words is "one hundred sixty-four trillion, three hundred forty-one billion, one hundred eleven million, fifty-seven thousand, two hundred twelve".