4225441633421 has 4 divisors (see below), whose sum is σ = 4409156487072. Its totient is φ = 4041726779772.

The previous prime is 4225441633409. The next prime is 4225441633433. The reversal of 4225441633421 is 1243361445224.

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 an interprime number because it is at equal distance from previous prime (4225441633409) and next prime (4225441633433).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4225441633421 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 (4225441633481) 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, 91857426791 + ... + 91857426836.

It is an arithmetic number, because the mean of its divisors is an integer number (1102289121768).

Almost surely, 2^{4225441633421} is an apocalyptic number.

It is an amenable number.

4225441633421 is a deficient number, since it is larger than the sum of its proper divisors (183714853651).

4225441633421 is a wasteful number, since it uses less digits than its factorization.

4225441633421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183714853650.

The product of its digits is 552960, while the sum is 41.

The spelling of 4225441633421 in words is "four trillion, two hundred twenty-five billion, four hundred forty-one million, six hundred thirty-three thousand, four hundred twenty-one".