272839849595421 has 16 divisors (see below), whose sum is σ = 367970943473280. Its totient is φ = 179802072046080.

The previous prime is 272839849595399. The next prime is 272839849595441. The reversal of 272839849595421 is 124595948938272.

It is not a de Polignac number, because 272839849595421 - 2⁹ = 272839849594909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272839849595441) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 133692265 + ... + 135717726.

It is an arithmetic number, because the mean of its divisors is an integer number (22998183967080).

Almost surely, 2^{272839849595421} is an apocalyptic number.

It is an amenable number.

272839849595421 is a deficient number, since it is larger than the sum of its proper divisors (95131093877859).

272839849595421 is a wasteful number, since it uses less digits than its factorization.

272839849595421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269413876.

The product of its digits is 3135283200, while the sum is 78.

The spelling of 272839849595421 in words is "two hundred seventy-two trillion, eight hundred thirty-nine billion, eight hundred forty-nine million, five hundred ninety-five thousand, four hundred twenty-one".