345324423543 has 16 divisors (see below), whose sum is σ = 504445833216. Its totient is φ = 208389295040.

The previous prime is 345324423481. The next prime is 345324423571.

345324423543 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 345324423543 - 2¹⁴ = 345324407159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345324423495 and 345324423504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345324423583) 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 15 ways as a sum of consecutive naturals, for example, 22448055 + ... + 22463432.

It is an arithmetic number, because the mean of its divisors is an integer number (31527864576).

Almost surely, 2^345324423543 is an apocalyptic number.

345324423543 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

345324423543 is a deficient number, since it is larger than the sum of its proper divisors (159121409673).

345324423543 is a wasteful number, since it uses less digits than its factorization.

345324423543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44911734.

The product of its digits is 2073600, while the sum is 42.

It can be divided in two parts, 345324 and 423543, that added together give a palindrome (768867).

The spelling of 345324423543 in words is "three hundred forty-five billion, three hundred twenty-four million, four hundred twenty-three thousand, five hundred forty-three".