543244442345 has 32 divisors (see below), whose sum is σ = 755997528960. Its totient is φ = 370586880000.

The previous prime is 543244442291. The next prime is 543244442353.

543244442345 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 543244442345 - 2²⁰ = 543243393769 is a prime.

It is a super-2 number, since 2×543244442345² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 543244442296 and 543244442305.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2467976 + ... + 2679065.

It is an arithmetic number, because the mean of its divisors is an integer number (23624922780).

Almost surely, 2^543244442345 is an apocalyptic number.

543244442345 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

543244442345 is a deficient number, since it is larger than the sum of its proper divisors (212753086615).

543244442345 is a wasteful number, since it uses less digits than its factorization.

543244442345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5147177.

The product of its digits is 3686400, while the sum is 44.

It can be divided in two parts, 543244 and 442345, that added together give a palindrome (985589).

The spelling of 543244442345 in words is "five hundred forty-three billion, two hundred forty-four million, four hundred forty-two thousand, three hundred forty-five".