1044120502555 has 16 divisors (see below), whose sum is σ = 1349347245120. Its totient is φ = 771030096768.

The previous prime is 1044120502549. The next prime is 1044120502583. The reversal of 1044120502555 is 5552050214401.

1044120502555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1044120502555 - 2³³ = 1035530567963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1044120502555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5989161 + ... + 6161029.

It is an arithmetic number, because the mean of its divisors is an integer number (84334202820).

Almost surely, 2^{1044120502555} is an apocalyptic number.

1044120502555 is a deficient number, since it is larger than the sum of its proper divisors (305226742565).

1044120502555 is a wasteful number, since it uses less digits than its factorization.

1044120502555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265350.

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 1044120502555 its reverse (5552050214401), we get a palindrome (6596170716956).

The spelling of 1044120502555 in words is "one trillion, forty-four billion, one hundred twenty million, five hundred two thousand, five hundred fifty-five".