243415545514342 has 8 divisors (see below), whose sum is σ = 366275126847456. Its totient is φ = 121323836565192.

The previous prime is 243415545514319. The next prime is 243415545514357.

It is a happy number.

243415545514342 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×243415545514342² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243415545514342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191968095198 + ... + 191968096465.

It is an arithmetic number, because the mean of its divisors is an integer number (45784390855932).

Almost surely, 2^{243415545514342} is an apocalyptic number.

243415545514342 is a deficient number, since it is larger than the sum of its proper divisors (122859581333114).

243415545514342 is a wasteful number, since it uses less digits than its factorization.

243415545514342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383936191982.

The product of its digits is 23040000, while the sum is 52.

The spelling of 243415545514342 in words is "two hundred forty-three trillion, four hundred fifteen billion, five hundred forty-five million, five hundred fourteen thousand, three hundred forty-two".