272421363569 has 2 divisors, whose sum is σ = 272421363570. Its totient is φ = 272421363568.

The previous prime is 272421363563. The next prime is 272421363611. The reversal of 272421363569 is 965363124272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 235116372544 + 37304991025 = 484888^2 + 193145^2 .

It is a cyclic number.

It is not a de Polignac number, because 272421363569 - 2³⁶ = 203701886833 is a prime.

It is a super-2 number, since 2×272421363569² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (272421363563) 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 as a sum of consecutive naturals, namely, 136210681784 + 136210681785.

It is an arithmetic number, because the mean of its divisors is an integer number (136210681785).

Almost surely, 2^272421363569 is an apocalyptic number.

It is an amenable number.

272421363569 is a deficient number, since it is larger than the sum of its proper divisors (1).

272421363569 is an equidigital number, since it uses as much as digits as its factorization.

272421363569 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3265920, while the sum is 50.

The spelling of 272421363569 in words is "two hundred seventy-two billion, four hundred twenty-one million, three hundred sixty-three thousand, five hundred sixty-nine".