253561165327 has 2 divisors, whose sum is σ = 253561165328. Its totient is φ = 253561165326.

The previous prime is 253561165321. The next prime is 253561165357. The reversal of 253561165327 is 723561165352.

253561165327 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 253561165327 - 2⁷ = 253561165199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253561165321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126780582663 + 126780582664.

It is an arithmetic number, because the mean of its divisors is an integer number (126780582664).

Almost surely, 2^253561165327 is an apocalyptic number.

253561165327 is a deficient number, since it is larger than the sum of its proper divisors (1).

253561165327 is an equidigital number, since it uses as much as digits as its factorization.

253561165327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1134000, while the sum is 46.

The spelling of 253561165327 in words is "two hundred fifty-three billion, five hundred sixty-one million, one hundred sixty-five thousand, three hundred twenty-seven".