253441531311 has 8 divisors (see below), whose sum is σ = 337988075520. Its totient is φ = 168928003992.

The previous prime is 253441531309. The next prime is 253441531319. The reversal of 253441531311 is 113135144352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 253441531311 - 2¹ = 253441531309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253441531319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8236305 + ... + 8267018.

It is an arithmetic number, because the mean of its divisors is an integer number (42248509440).

Almost surely, 2^253441531311 is an apocalyptic number.

253441531311 is a deficient number, since it is larger than the sum of its proper divisors (84546544209).

253441531311 is a wasteful number, since it uses less digits than its factorization.

253441531311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16508445.

The product of its digits is 21600, while the sum is 33.

Adding to 253441531311 its reverse (113135144352), we get a palindrome (366576675663).

The spelling of 253441531311 in words is "two hundred fifty-three billion, four hundred forty-one million, five hundred thirty-one thousand, three hundred eleven".