542344443245 has 16 divisors (see below), whose sum is σ = 709992986688. Its totient is φ = 394424096640.

The previous prime is 542344443233. The next prime is 542344443247.

542344443245 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 542344443245 - 2⁴ = 542344443229 is a prime.

It is a super-2 number, since 2×542344443245² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 542344443196 and 542344443205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542344443247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4123337 + ... + 4252833.

It is an arithmetic number, because the mean of its divisors is an integer number (44374561668).

Almost surely, 2^542344443245 is an apocalyptic number.

542344443245 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542344443245 is a deficient number, since it is larger than the sum of its proper divisors (167648543443).

542344443245 is a wasteful number, since it uses less digits than its factorization.

542344443245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205660.

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

It can be divided in two parts, 542344 and 443245, that added together give a palindrome (985589).

The spelling of 542344443245 in words is "five hundred forty-two billion, three hundred forty-four million, four hundred forty-three thousand, two hundred forty-five".