53243834269 has 2 divisors, whose sum is σ = 53243834270. Its totient is φ = 53243834268.

The previous prime is 53243834227. The next prime is 53243834299. The reversal of 53243834269 is 96243834235.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30446760100 + 22797074169 = 174490^2 + 150987^2 .

It is a cyclic number.

It is not a de Polignac number, because 53243834269 - 2²¹ = 53241737117 is a prime.

It is a super-2 number, since 2×53243834269² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53243834299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26621917134 + 26621917135.

It is an arithmetic number, because the mean of its divisors is an integer number (26621917135).

Almost surely, 2^53243834269 is an apocalyptic number.

It is an amenable number.

53243834269 is a deficient number, since it is larger than the sum of its proper divisors (1).

53243834269 is an equidigital number, since it uses as much as digits as its factorization.

53243834269 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3732480, while the sum is 49.

The spelling of 53243834269 in words is "fifty-three billion, two hundred forty-three million, eight hundred thirty-four thousand, two hundred sixty-nine".