345240223044 has 24 divisors (see below), whose sum is σ = 806242653888. Its totient is φ = 114982626720.

The previous prime is 345240223039. The next prime is 345240223049. The reversal of 345240223044 is 440322042543.

It is an interprime number because it is at equal distance from previous prime (345240223039) and next prime (345240223049).

It is a junction number, because it is equal to n+sod(n) for n = 345240222996 and 345240223014.

It is not an unprimeable number, because it can be changed into a prime (345240223049) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 12166192 + ... + 12194535.

It is an arithmetic number, because the mean of its divisors is an integer number (33593443912).

Almost surely, 2^345240223044 is an apocalyptic number.

It is an amenable number.

345240223044 is an abundant number, since it is smaller than the sum of its proper divisors (461002430844).

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

345240223044 is a wasteful number, since it uses less digits than its factorization.

345240223044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24361915 (or 24361913 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 33.

Adding to 345240223044 its reverse (440322042543), we get a palindrome (785562265587).

The spelling of 345240223044 in words is "three hundred forty-five billion, two hundred forty million, two hundred twenty-three thousand, forty-four".