5443993445 has 8 divisors (see below), whose sum is σ = 7126682400. Its totient is φ = 3959267920.

The previous prime is 5443993417. The next prime is 5443993447.

5443993445 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-5443993445 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 5443993393 and 5443993402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5443993447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49490795 + ... + 49490904.

It is an arithmetic number, because the mean of its divisors is an integer number (890835300).

Almost surely, 2^5443993445 is an apocalyptic number.

5443993445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5443993445 is a deficient number, since it is larger than the sum of its proper divisors (1682688955).

5443993445 is a wasteful number, since it uses less digits than its factorization.

5443993445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98981715.

The product of its digits is 4665600, while the sum is 50.

The square root of 5443993445 is about 73783.4225622531. The cubic root of 5443993445 is about 1759.1621189300.

The spelling of 5443993445 in words is "five billion, four hundred forty-three million, nine hundred ninety-three thousand, four hundred forty-five".