5545644403 has 4 divisors (see below), whose sum is σ = 5972232448. Its totient is φ = 5119056360.

The previous prime is 5545644373. The next prime is 5545644421. The reversal of 5545644403 is 3044465455.

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

It is a cyclic number.

It is not a de Polignac number, because 5545644403 - 2⁵ = 5545644371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5545644463) 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, 213294003 + ... + 213294028.

It is an arithmetic number, because the mean of its divisors is an integer number (1493058112).

Almost surely, 2^5545644403 is an apocalyptic number.

5545644403 is a deficient number, since it is larger than the sum of its proper divisors (426588045).

5545644403 is a wasteful number, since it uses less digits than its factorization.

5545644403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426588044.

The product of its (nonzero) digits is 576000, while the sum is 40.

The square root of 5545644403 is about 74469.0835380697. The cubic root of 5545644403 is about 1770.0437712478.

The spelling of 5545644403 in words is "five billion, five hundred forty-five million, six hundred forty-four thousand, four hundred three".