243203241404 has 12 divisors (see below), whose sum is σ = 425610740184. Its totient is φ = 121600172784.

The previous prime is 243203241389. The next prime is 243203241433. The reversal of 243203241404 is 404142302342.

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, 74399 + ... + 701385.

It is an arithmetic number, because the mean of its divisors is an integer number (35467561682).

Almost surely, 2^243203241404 is an apocalyptic number.

It is an amenable number.

243203241404 is a deficient number, since it is larger than the sum of its proper divisors (182407498780).

243203241404 is a wasteful number, since it uses less digits than its factorization.

243203241404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723964 (or 723962 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 243203241404 its reverse (404142302342), we get a palindrome (647345543746).

The spelling of 243203241404 in words is "two hundred forty-three billion, two hundred three million, two hundred forty-one thousand, four hundred four".