5503451663 has 4 divisors (see below), whose sum is σ = 5504638080. Its totient is φ = 5502265248.

The previous prime is 5503451647. The next prime is 5503451671. The reversal of 5503451663 is 3661543055.

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 5503451663 - 2⁴ = 5503451647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5503451693) 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, 586223 + ... + 595536.

It is an arithmetic number, because the mean of its divisors is an integer number (1376159520).

Almost surely, 2^5503451663 is an apocalyptic number.

5503451663 is a deficient number, since it is larger than the sum of its proper divisors (1186417).

5503451663 is a wasteful number, since it uses less digits than its factorization.

5503451663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1186416.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 5503451663 is about 74185.2523282087. The cubic root of 5503451663 is about 1765.5433502235.

The spelling of 5503451663 in words is "five billion, five hundred three million, four hundred fifty-one thousand, six hundred sixty-three".