4252000444221 has 8 divisors (see below), whose sum is σ = 5669354118400. Its totient is φ = 2834656866432.

The previous prime is 4252000444157. The next prime is 4252000444253. The reversal of 4252000444221 is 1224440002524.

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

It is not a de Polignac number, because 4252000444221 - 2⁶ = 4252000444157 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 (4252000444291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1479700 + ... + 3270093.

It is an arithmetic number, because the mean of its divisors is an integer number (708669264800).

Almost surely, 2^{4252000444221} is an apocalyptic number.

It is an amenable number.

4252000444221 is a deficient number, since it is larger than the sum of its proper divisors (1417353674179).

4252000444221 is a wasteful number, since it uses less digits than its factorization.

4252000444221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5048195.

The product of its (nonzero) digits is 20480, while the sum is 30.

Adding to 4252000444221 its reverse (1224440002524), we get a palindrome (5476440446745).

The spelling of 4252000444221 in words is "four trillion, two hundred fifty-two billion, four hundred forty-four thousand, two hundred twenty-one".