271644164244 has 96 divisors (see below), whose sum is σ = 742485632000. Its totient is φ = 85648542048.

The previous prime is 271644164221. The next prime is 271644164273. The reversal of 271644164244 is 442461446172.

271644164244 is a `hidden beast` number, since 27 + 164 + 41 + 6 + 424 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 271644164244.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1216497 + ... + 1422375.

Almost surely, 2^271644164244 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 271644164244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371242816000).

271644164244 is an abundant number, since it is smaller than the sum of its proper divisors (470841467756).

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

271644164244 is a wasteful number, since it uses less digits than its factorization.

271644164244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206554 (or 206546 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 45.

The spelling of 271644164244 in words is "two hundred seventy-one billion, six hundred forty-four million, one hundred sixty-four thousand, two hundred forty-four".