243042999998 has 16 divisors (see below), whose sum is σ = 383875250640. Its totient is φ = 115088688000.

The previous prime is 243042999977. The next prime is 243043000001. The reversal of 243042999998 is 899999240342.

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, 906053 + ... + 1143248.

It is an arithmetic number, because the mean of its divisors is an integer number (23992203165).

Almost surely, 2^243042999998 is an apocalyptic number.

243042999998 is a deficient number, since it is larger than the sum of its proper divisors (140832250642).

243042999998 is a wasteful number, since it uses less digits than its factorization.

243042999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2052443.

The product of its (nonzero) digits is 90699264, while the sum is 68.

The spelling of 243042999998 in words is "two hundred forty-three billion, forty-two million, nine hundred ninety-nine thousand, nine hundred ninety-eight".