272446762311221 has 16 divisors (see below), whose sum is σ = 278329860426240. Its totient is φ = 266567270323200.

The previous prime is 272446762311197. The next prime is 272446762311223. The reversal of 272446762311221 is 122113267644272.

It is a cyclic number.

It is not a de Polignac number, because 272446762311221 - 2⁴⁶ = 202078018133557 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 272446762311221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (272446762311223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5031214496 + ... + 5031268646.

It is an arithmetic number, because the mean of its divisors is an integer number (17395616276640).

Almost surely, 2^{272446762311221} is an apocalyptic number.

It is an amenable number.

272446762311221 is a deficient number, since it is larger than the sum of its proper divisors (5883098115019).

272446762311221 is a wasteful number, since it uses less digits than its factorization.

272446762311221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85444.

The product of its digits is 2709504, while the sum is 50.

The spelling of 272446762311221 in words is "two hundred seventy-two trillion, four hundred forty-six billion, seven hundred sixty-two million, three hundred eleven thousand, two hundred twenty-one".