272428821658183 has 2 divisors, whose sum is σ = 272428821658184. Its totient is φ = 272428821658182.

The previous prime is 272428821658159. The next prime is 272428821658283. The reversal of 272428821658183 is 381856128824272.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 272428821658183 - 2⁴¹ = 270229798402631 is a prime.

It is a super-2 number, since 2×272428821658183² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (272428821658283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136214410829091 + 136214410829092.

It is an arithmetic number, because the mean of its divisors is an integer number (136214410829092).

Almost surely, 2^{272428821658183} is an apocalyptic number.

272428821658183 is a deficient number, since it is larger than the sum of its proper divisors (1).

272428821658183 is an equidigital number, since it uses as much as digits as its factorization.

272428821658183 is an evil number, because the sum of its binary digits is even.

The product of its digits is 165150720, while the sum is 67.

The spelling of 272428821658183 in words is "two hundred seventy-two trillion, four hundred twenty-eight billion, eight hundred twenty-one million, six hundred fifty-eight thousand, one hundred eighty-three".