53044444003 has 4 divisors (see below), whose sum is σ = 54278035768. Its totient is φ = 51810852240.

The previous prime is 53044443997. The next prime is 53044444049. The reversal of 53044444003 is 30044444035.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53044444003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53044441003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616795818 + ... + 616795903.

It is an arithmetic number, because the mean of its divisors is an integer number (13569508942).

Almost surely, 2^53044444003 is an apocalyptic number.

53044444003 is a deficient number, since it is larger than the sum of its proper divisors (1233591765).

53044444003 is a wasteful number, since it uses less digits than its factorization.

53044444003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233591764.

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 53044444003 its reverse (30044444035), we get a palindrome (83088888038).

The spelling of 53044444003 in words is "fifty-three billion, forty-four million, four hundred forty-four thousand, three".