243126534488 has 16 divisors (see below), whose sum is σ = 455884152360. Its totient is φ = 121557427200.

The previous prime is 243126534481. The next prime is 243126534499. The reversal of 243126534488 is 884435621342.

It is a super-2 number, since 2×243126534488² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243126534481) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 550478 + ... + 888413.

Almost surely, 2^243126534488 is an apocalyptic number.

It is an amenable number.

243126534488 is a deficient number, since it is larger than the sum of its proper divisors (212757617872).

243126534488 is a wasteful number, since it uses less digits than its factorization.

243126534488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1460018 (or 1460014 counting only the distinct ones).

The product of its digits is 4423680, while the sum is 50.

The spelling of 243126534488 in words is "two hundred forty-three billion, one hundred twenty-six million, five hundred thirty-four thousand, four hundred eighty-eight".