243145425302 has 32 divisors (see below), whose sum is σ = 400270338720. Its totient is φ = 110079889920.

The previous prime is 243145425269. The next prime is 243145425317. The reversal of 243145425302 is 203524541342.

It is a happy 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, 7451102 + ... + 7483662.

It is an arithmetic number, because the mean of its divisors is an integer number (12508448085).

Almost surely, 2^243145425302 is an apocalyptic number.

243145425302 is a deficient number, since it is larger than the sum of its proper divisors (157124913418).

243145425302 is a wasteful number, since it uses less digits than its factorization.

243145425302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38048.

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 243145425302 its reverse (203524541342), we get a palindrome (446669966644).

The spelling of 243145425302 in words is "two hundred forty-three billion, one hundred forty-five million, four hundred twenty-five thousand, three hundred two".