5443745549 has 4 divisors (see below), whose sum is σ = 5938631520. Its totient is φ = 4948859580.

The previous prime is 5443745539. The next prime is 5443745551. The reversal of 5443745549 is 9455473445.

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 5443745549 - 2⁴ = 5443745533 is a prime.

It is a super-2 number, since 2×5443745549² = 59268731204514622802, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5443745497 and 5443745506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5443745539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 247442969 + ... + 247442990.

It is an arithmetic number, because the mean of its divisors is an integer number (1484657880).

Almost surely, 2^5443745549 is an apocalyptic number.

It is an amenable number.

5443745549 is a deficient number, since it is larger than the sum of its proper divisors (494885971).

5443745549 is a wasteful number, since it uses less digits than its factorization.

5443745549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494885970.

The product of its digits is 6048000, while the sum is 50.

The square root of 5443745549 is about 73781.7426535861. The cubic root of 5443745549 is about 1759.1354169708.

The spelling of 5443745549 in words is "five billion, four hundred forty-three million, seven hundred forty-five thousand, five hundred forty-nine".