243146404641342 has 32 divisors (see below), whose sum is σ = 501031500044832. Its totient is φ = 78606349945344.

The previous prime is 243146404641341. The next prime is 243146404641347.

243146404641342 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×243146404641342² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243146404641291 and 243146404641300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243146404641341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1749537663 + ... + 1749676634.

It is an arithmetic number, because the mean of its divisors is an integer number (15657234376401).

Almost surely, 2^{243146404641342} is an apocalyptic number.

243146404641342 is an abundant number, since it is smaller than the sum of its proper divisors (257885095403490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243146404641342 is a wasteful number, since it uses less digits than its factorization.

243146404641342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3499214652.

The product of its (nonzero) digits is 5308416, while the sum is 48.

It can be divided in two parts, 24314640 and 4641342, that added together give a palindrome (28955982).

The spelling of 243146404641342 in words is "two hundred forty-three trillion, one hundred forty-six billion, four hundred four million, six hundred forty-one thousand, three hundred forty-two".