345023111424 has 36 divisors (see below), whose sum is σ = 918264637136. Its totient is φ = 115007703552.

The previous prime is 345023111383. The next prime is 345023111429. The reversal of 345023111424 is 424111320543.

It is a junction number, because it is equal to n+sod(n) for n = 345023111391 and 345023111400.

It is not an unprimeable number, because it can be changed into a prime (345023111429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224623654 + ... + 224625189.

Almost surely, 2^345023111424 is an apocalyptic number.

It is an amenable number.

345023111424 is an abundant number, since it is smaller than the sum of its proper divisors (573241525712).

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

345023111424 is an equidigital number, since it uses as much as digits as its factorization.

345023111424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449248862 (or 449248848 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 345023111424 its reverse (424111320543), we get a palindrome (769134431967).

The spelling of 345023111424 in words is "three hundred forty-five billion, twenty-three million, one hundred eleven thousand, four hundred twenty-four".