4550075150221 has 4 divisors (see below), whose sum is σ = 4550080347612. Its totient is φ = 4550069952832.

The previous prime is 4550075150147. The next prime is 4550075150227. The reversal of 4550075150221 is 1220515700554.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3980767174596 + 569307975625 = 1995186^2 + 754525^2 .

It is a cyclic number.

It is not a de Polignac number, because 4550075150221 - 2¹⁹ = 4550074625933 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 (4550075150227) 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 3 ways as a sum of consecutive naturals, for example, 927100 + ... + 3155893.

It is an arithmetic number, because the mean of its divisors is an integer number (1137520086903).

Almost surely, 2^{4550075150221} is an apocalyptic number.

It is an amenable number.

4550075150221 is a deficient number, since it is larger than the sum of its proper divisors (5197391).

4550075150221 is a wasteful number, since it uses less digits than its factorization.

4550075150221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5197390.

The product of its (nonzero) digits is 70000, while the sum is 37.

The spelling of 4550075150221 in words is "four trillion, five hundred fifty billion, seventy-five million, one hundred fifty thousand, two hundred twenty-one".