1153253344444 has 6 divisors (see below), whose sum is σ = 2018193352784. Its totient is φ = 576626672220.

The previous prime is 1153253344427. The next prime is 1153253344499. The reversal of 1153253344444 is 4444433523511.

It is a self number, because there is not a number n which added to its sum of digits gives 1153253344444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 144156668052 + ... + 144156668059.

Almost surely, 2^{1153253344444} is an apocalyptic number.

It is an amenable number.

1153253344444 is a deficient number, since it is larger than the sum of its proper divisors (864940008340).

1153253344444 is a wasteful number, since it uses less digits than its factorization.

1153253344444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288313336115 (or 288313336113 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 43.

Adding to 1153253344444 its reverse (4444433523511), we get a palindrome (5597686867955).

The spelling of 1153253344444 in words is "one trillion, one hundred fifty-three billion, two hundred fifty-three million, three hundred forty-four thousand, four hundred forty-four".