243241024299 has 32 divisors (see below), whose sum is σ = 422645045760. Its totient is φ = 120755722752.

The previous prime is 243241024297. The next prime is 243241024303. The reversal of 243241024299 is 992420142342.

It is a happy number.

It is not a de Polignac number, because 243241024299 - 2¹ = 243241024297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 243241024299.

It is not an unprimeable number, because it can be changed into a prime (243241024297) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26201029 + ... + 26210310.

It is an arithmetic number, because the mean of its divisors is an integer number (13207657680).

Almost surely, 2^243241024299 is an apocalyptic number.

243241024299 is a deficient number, since it is larger than the sum of its proper divisors (179404021461).

243241024299 is a wasteful number, since it uses less digits than its factorization.

243241024299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52411379.

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 243241024299 in words is "two hundred forty-three billion, two hundred forty-one million, twenty-four thousand, two hundred ninety-nine".