345222222543 has 24 divisors (see below), whose sum is σ = 558688877136. Its totient is φ = 203570841600.

The previous prime is 345222222539. The next prime is 345222222551.

345222222543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 345222222543 - 2² = 345222222539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345222222498 and 345222222507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345222222523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47119218 + ... + 47126543.

It is an arithmetic number, because the mean of its divisors is an integer number (23278703214).

Almost surely, 2^345222222543 is an apocalyptic number.

345222222543 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

345222222543 is a deficient number, since it is larger than the sum of its proper divisors (213466654593).

345222222543 is a wasteful number, since it uses less digits than its factorization.

345222222543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94245815 (or 94245812 counting only the distinct ones).

The product of its digits is 230400, while the sum is 36.

It can be divided in two parts, 345222 and 222543, that added together give a palindrome (567765).

The spelling of 345222222543 in words is "three hundred forty-five billion, two hundred twenty-two million, two hundred twenty-two thousand, five hundred forty-three".