343247253420 has 24 divisors (see below), whose sum is σ = 961092309744. Its totient is φ = 91532600896.

The previous prime is 343247253413. The next prime is 343247253431. The reversal of 343247253420 is 24352742343.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2860393719 + ... + 2860393838.

It is an arithmetic number, because the mean of its divisors is an integer number (40045512906).

Almost surely, 2^343247253420 is an apocalyptic number.

343247253420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

343247253420 is an abundant number, since it is smaller than the sum of its proper divisors (617845056324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343247253420 is a wasteful number, since it uses less digits than its factorization.

343247253420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5720787569 (or 5720787567 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 39.

Adding to 343247253420 its reverse (24352742343), we get a palindrome (367599995763).

The spelling of 343247253420 in words is "three hundred forty-three billion, two hundred forty-seven million, two hundred fifty-three thousand, four hundred twenty".