4500150225221 has 4 divisors (see below), whose sum is σ = 5143028828832. Its totient is φ = 3857271621612.

The previous prime is 4500150225211. The next prime is 4500150225257. The reversal of 4500150225221 is 1225220510054.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4500150225221 - 2¹⁴ = 4500150208837 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 (4500150225211) 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, 321439301795 + ... + 321439301808.

It is an arithmetic number, because the mean of its divisors is an integer number (1285757207208).

Almost surely, 2^{4500150225221} is an apocalyptic number.

It is an amenable number.

4500150225221 is a deficient number, since it is larger than the sum of its proper divisors (642878603611).

4500150225221 is an equidigital number, since it uses as much as digits as its factorization.

4500150225221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 642878603610.

The product of its (nonzero) digits is 8000, while the sum is 29.

Adding to 4500150225221 its reverse (1225220510054), we get a palindrome (5725370735275).

The spelling of 4500150225221 in words is "four trillion, five hundred billion, one hundred fifty million, two hundred twenty-five thousand, two hundred twenty-one".