253413505265 has 4 divisors (see below), whose sum is σ = 304096206324. Its totient is φ = 202730804208.

The previous prime is 253413505253. The next prime is 253413505283. The reversal of 253413505265 is 562505314352.

253413505265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 139420838881 + 113992666384 = 373391^2 + 337628^2 .

It is a cyclic number.

It is not a de Polignac number, because 253413505265 - 2⁴ = 253413505249 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 25341350522 + ... + 25341350531.

It is an arithmetic number, because the mean of its divisors is an integer number (76024051581).

Almost surely, 2^253413505265 is an apocalyptic number.

It is an amenable number.

253413505265 is a deficient number, since it is larger than the sum of its proper divisors (50682701059).

253413505265 is an equidigital number, since it uses as much as digits as its factorization.

253413505265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50682701058.

The product of its (nonzero) digits is 540000, while the sum is 41.

The spelling of 253413505265 in words is "two hundred fifty-three billion, four hundred thirteen million, five hundred five thousand, two hundred sixty-five".