243140430401404 has 6 divisors (see below), whose sum is σ = 425495753202464. Its totient is φ = 121570215200700.

The previous prime is 243140430401333. The next prime is 243140430401423. The reversal of 243140430401404 is 404104034041342.

It is a self number, because there is not a number n which added to its sum of digits gives 243140430401404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30392553800172 + ... + 30392553800179.

Almost surely, 2^{243140430401404} is an apocalyptic number.

It is an amenable number.

243140430401404 is a deficient number, since it is larger than the sum of its proper divisors (182355322801060).

243140430401404 is a wasteful number, since it uses less digits than its factorization.

243140430401404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60785107600355 (or 60785107600353 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 243140430401404 its reverse (404104034041342), we get a palindrome (647244464442746).

The spelling of 243140430401404 in words is "two hundred forty-three trillion, one hundred forty billion, four hundred thirty million, four hundred one thousand, four hundred four".