272109001338 has 24 divisors (see below), whose sum is σ = 589747911168. Its totient is φ = 90675553032.

The previous prime is 272109001337. The next prime is 272109001379. The reversal of 272109001338 is 833100901272.

272109001338 is a `hidden beast` number, since 27 + 210 + 90 + 0 + 1 + 338 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (272109001337) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2226106 + ... + 2345157.

It is an arithmetic number, because the mean of its divisors is an integer number (24572829632).

Almost surely, 2^272109001338 is an apocalyptic number.

272109001338 is an abundant number, since it is smaller than the sum of its proper divisors (317638909830).

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

272109001338 is a wasteful number, since it uses less digits than its factorization.

272109001338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574578 (or 4574575 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 272109001338 in words is "two hundred seventy-two billion, one hundred nine million, one thousand, three hundred thirty-eight".