243103433144 has 32 divisors (see below), whose sum is σ = 535507565040. Its totient is φ = 102001440000.

The previous prime is 243103433123. The next prime is 243103433179. The reversal of 243103433144 is 441334301342.

It is a self number, because there is not a number n which added to its sum of digits gives 243103433144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106250357 + ... + 106252644.

Almost surely, 2^243103433144 is an apocalyptic number.

It is an amenable number.

243103433144 is an abundant number, since it is smaller than the sum of its proper divisors (292404131896).

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

243103433144 is a wasteful number, since it uses less digits than its factorization.

243103433144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212503031 (or 212503027 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 243103433144 its reverse (441334301342), we get a palindrome (684437734486).

The spelling of 243103433144 in words is "two hundred forty-three billion, one hundred three million, four hundred thirty-three thousand, one hundred forty-four".