44404004444453 has 4 divisors (see below), whose sum is σ = 44416314956640. Its totient is φ = 44391693932268.

The previous prime is 44404004444419. The next prime is 44404004444467. The reversal of 44404004444453 is 35444440040444.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44404004444453 is a prime.

It is a super-2 number, since 2×44404004444453² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44404004444353) 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, 6155250683 + ... + 6155257896.

It is an arithmetic number, because the mean of its divisors is an integer number (11104078739160).

Almost surely, 2^{44404004444453} is an apocalyptic number.

It is an amenable number.

44404004444453 is a deficient number, since it is larger than the sum of its proper divisors (12310512187).

44404004444453 is a wasteful number, since it uses less digits than its factorization.

44404004444453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12310512186.

The product of its (nonzero) digits is 3932160, while the sum is 44.

Adding to 44404004444453 its reverse (35444440040444), we get a palindrome (79848444484897).

The spelling of 44404004444453 in words is "forty-four trillion, four hundred four billion, four million, four hundred forty-four thousand, four hundred fifty-three".