1044783793505 has 16 divisors (see below), whose sum is σ = 1280575851264. Its totient is φ = 817941279360.

The previous prime is 1044783793499. The next prime is 1044783793507. The reversal of 1044783793505 is 5053973874401.

It is a de Polignac number, because none of the positive numbers 2^k-1044783793505 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1044783793507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1635245 + ... + 2182565.

It is an arithmetic number, because the mean of its divisors is an integer number (80035990704).

Almost surely, 2^{1044783793505} is an apocalyptic number.

It is an amenable number.

1044783793505 is a deficient number, since it is larger than the sum of its proper divisors (235792057759).

1044783793505 is an equidigital number, since it uses as much as digits as its factorization.

1044783793505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555496.

The product of its (nonzero) digits is 12700800, while the sum is 56.

It can be divided in two parts, 104478 and 3793505, that added together give a palindrome (3897983).

The spelling of 1044783793505 in words is "one trillion, forty-four billion, seven hundred eighty-three million, seven hundred ninety-three thousand, five hundred five".