4550554221503 has 8 divisors (see below), whose sum is σ = 4593124414560. Its totient is φ = 4507998973920.

The previous prime is 4550554221481. The next prime is 4550554221601. The reversal of 4550554221503 is 3051224550554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4550554221503 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 (4550554227503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3124100 + ... + 4342937.

It is an arithmetic number, because the mean of its divisors is an integer number (574140551820).

Almost surely, 2^{4550554221503} is an apocalyptic number.

4550554221503 is a deficient number, since it is larger than the sum of its proper divisors (42570193057).

4550554221503 is a wasteful number, since it uses less digits than its factorization.

4550554221503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7472737.

The product of its (nonzero) digits is 600000, while the sum is 41.

The spelling of 4550554221503 in words is "four trillion, five hundred fifty billion, five hundred fifty-four million, two hundred twenty-one thousand, five hundred three".