243302545203342 has 64 divisors (see below), whose sum is σ = 515767495541760. Its totient is φ = 76250452875264.

The previous prime is 243302545203331. The next prime is 243302545203401.

243302545203342 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×243302545203342² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243302545203294 and 243302545203303.

It is a congruent number.

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, 496129659 + ... + 496619817.

It is an arithmetic number, because the mean of its divisors is an integer number (8058867117840).

Almost surely, 2^{243302545203342} is an apocalyptic number.

243302545203342 is an abundant number, since it is smaller than the sum of its proper divisors (272464950338418).

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

243302545203342 is a wasteful number, since it uses less digits than its factorization.

243302545203342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 495257.

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

The spelling of 243302545203342 in words is "two hundred forty-three trillion, three hundred two billion, five hundred forty-five million, two hundred three thousand, three hundred forty-two".