253424303343 has 20 divisors (see below), whose sum is σ = 379781641008. Its totient is φ = 168409743840.

The previous prime is 253424303317. The next prime is 253424303347. The reversal of 253424303343 is 343303424352.

253424303343 is a `hidden beast` number, since 2 + 5 + 3 + 4 + 2 + 4 + 303 + 343 = 666.

It is not a de Polignac number, because 253424303343 - 2⁵ = 253424303311 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 253424303298 and 253424303307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253424303347) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4972563 + ... + 5023268.

Almost surely, 2^253424303343 is an apocalyptic number.

253424303343 is a deficient number, since it is larger than the sum of its proper divisors (126357337665).

253424303343 is an equidigital number, since it uses as much as digits as its factorization.

253424303343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9996156 (or 9996147 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 36.

Adding to 253424303343 its reverse (343303424352), we get a palindrome (596727727695).

The spelling of 253424303343 in words is "two hundred fifty-three billion, four hundred twenty-four million, three hundred three thousand, three hundred forty-three".