243154530012 has 24 divisors (see below), whose sum is σ = 567376983936. Its totient is φ = 81049165168.

The previous prime is 243154530011. The next prime is 243154530023. The reversal of 243154530012 is 210035451342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243154530011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167983 + ... + 717305.

It is an arithmetic number, because the mean of its divisors is an integer number (23640707664).

Almost surely, 2^243154530012 is an apocalyptic number.

It is an amenable number.

243154530012 is an abundant number, since it is smaller than the sum of its proper divisors (324222453924).

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

243154530012 is a wasteful number, since it uses less digits than its factorization.

243154530012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586217 (or 586215 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 243154530012 its reverse (210035451342), we get a palindrome (453189981354).

The spelling of 243154530012 in words is "two hundred forty-three billion, one hundred fifty-four million, five hundred thirty thousand, twelve".