272662265657 has 2 divisors, whose sum is σ = 272662265658. Its totient is φ = 272662265656.

The previous prime is 272662265569. The next prime is 272662265669. The reversal of 272662265657 is 756562266272.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261674194681 + 10988070976 = 511541^2 + 104824^2 .

It is a cyclic number.

It is not a de Polignac number, because 272662265657 - 2¹⁶ = 272662200121 is a prime.

It is a super-2 number, since 2×272662265657² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (272662265677) 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 as a sum of consecutive naturals, namely, 136331132828 + 136331132829.

It is an arithmetic number, because the mean of its divisors is an integer number (136331132829).

Almost surely, 2^272662265657 is an apocalyptic number.

It is an amenable number.

272662265657 is a deficient number, since it is larger than the sum of its proper divisors (1).

272662265657 is an equidigital number, since it uses as much as digits as its factorization.

272662265657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25401600, while the sum is 56.

The spelling of 272662265657 in words is "two hundred seventy-two billion, six hundred sixty-two million, two hundred sixty-five thousand, six hundred fifty-seven".