342546645243 has 64 divisors (see below), whose sum is σ = 519983322624. Its totient is φ = 198754560000.

The previous prime is 342546645239. The next prime is 342546645281.

342546645243 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 342546645243 - 2² = 342546645239 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342546645192 and 342546645201.

It is not an unprimeable number, because it can be changed into a prime (342546645283) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20092803 + ... + 20109843.

It is an arithmetic number, because the mean of its divisors is an integer number (8124739416).

Almost surely, 2^342546645243 is an apocalyptic number.

342546645243 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

342546645243 is a deficient number, since it is larger than the sum of its proper divisors (177436677381).

342546645243 is a wasteful number, since it uses less digits than its factorization.

342546645243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17356.

The product of its digits is 8294400, while the sum is 48.

It can be divided in two parts, 342546 and 645243, that added together give a palindrome (987789).

The spelling of 342546645243 in words is "three hundred forty-two billion, five hundred forty-six million, six hundred forty-five thousand, two hundred forty-three".