243003042998 has 32 divisors (see below), whose sum is σ = 389004336000. Its totient is φ = 113517058176.

The previous prime is 243003042983. The next prime is 243003043013. The reversal of 243003042998 is 899240300342.

It is an interprime number because it is at equal distance from previous prime (243003042983) and next prime (243003043013).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1707278 + ... + 1844126.

It is an arithmetic number, because the mean of its divisors is an integer number (12156385500).

Almost surely, 2^243003042998 is an apocalyptic number.

243003042998 is a deficient number, since it is larger than the sum of its proper divisors (146001293002).

243003042998 is a wasteful number, since it uses less digits than its factorization.

243003042998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137516.

The product of its (nonzero) digits is 373248, while the sum is 44.

The spelling of 243003042998 in words is "two hundred forty-three billion, three million, forty-two thousand, nine hundred ninety-eight".