1115443242544 has 10 divisors (see below), whose sum is σ = 2161171282460. Its totient is φ = 557721621264.

The previous prime is 1115443242521. The next prime is 1115443242611. The reversal of 1115443242544 is 4452423445111.

It is a junction number, because it is equal to n+sod(n) for n = 1115443242497 and 1115443242506.

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 as a sum of consecutive naturals, namely, 34857601314 + ... + 34857601345.

It is an arithmetic number, because the mean of its divisors is an integer number (216117128246).

Almost surely, 2^{1115443242544} is an apocalyptic number.

It is an amenable number.

1115443242544 is a deficient number, since it is larger than the sum of its proper divisors (1045728039916).

1115443242544 is an equidigital number, since it uses as much as digits as its factorization.

1115443242544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69715202667 (or 69715202661 counting only the distinct ones).

The product of its digits is 307200, while the sum is 40.

Adding to 1115443242544 its reverse (4452423445111), we get a palindrome (5567866687655).

The spelling of 1115443242544 in words is "one trillion, one hundred fifteen billion, four hundred forty-three million, two hundred forty-two thousand, five hundred forty-four".