44453343553 has 4 divisors (see below), whose sum is σ = 44773151920. Its totient is φ = 44133535188.

The previous prime is 44453343533. The next prime is 44453343569. The reversal of 44453343553 is 35534335444.

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 not a de Polignac number, because 44453343553 - 2²⁵ = 44419789121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44453343533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159903975 + ... + 159904252.

It is an arithmetic number, because the mean of its divisors is an integer number (11193287980).

Almost surely, 2^44453343553 is an apocalyptic number.

It is an amenable number.

44453343553 is a deficient number, since it is larger than the sum of its proper divisors (319808367).

44453343553 is a wasteful number, since it uses less digits than its factorization.

44453343553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319808366.

The product of its digits is 2592000, while the sum is 43.

Adding to 44453343553 its reverse (35534335444), we get a palindrome (79987678997).

The spelling of 44453343553 in words is "forty-four billion, four hundred fifty-three million, three hundred forty-three thousand, five hundred fifty-three".