164412246603500 has 144 divisors (see below), whose sum is σ = 418603247217792. Its totient is φ = 56248159968000.

The previous prime is 164412246603433. The next prime is 164412246603533. The reversal of 164412246603500 is 5306642214461.

It is a super-3 number, since 3×164412246603500³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4096520 + ... + 18590480.

It is an arithmetic number, because the mean of its divisors is an integer number (2906966994568).

Almost surely, 2^{164412246603500} is an apocalyptic number.

164412246603500 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 164412246603500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (209301623608896).

164412246603500 is an abundant number, since it is smaller than the sum of its proper divisors (254191000614292).

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

164412246603500 is a wasteful number, since it uses less digits than its factorization.

164412246603500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14494457 (or 14494438 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 44.

Adding to 164412246603500 its reverse (5306642214461), we get a palindrome (169718888817961).

The spelling of 164412246603500 in words is "one hundred sixty-four trillion, four hundred twelve billion, two hundred forty-six million, six hundred three thousand, five hundred".