4454053402221 has 32 divisors (see below), whose sum is σ = 6628403232000. Its totient is φ = 2955972501504.

The previous prime is 4454053402207. The next prime is 4454053402283. The reversal of 4454053402221 is 1222043504544.

4454053402221 is a `hidden beast` number, since 4 + 4 + 540 + 53 + 40 + 2 + 2 + 21 = 666.

It is not a de Polignac number, because 4454053402221 - 2³⁹ = 3904297588333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4454053402291) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9782725 + ... + 10227893.

It is an arithmetic number, because the mean of its divisors is an integer number (207137601000).

Almost surely, 2^{4454053402221} is an apocalyptic number.

It is an amenable number.

4454053402221 is a deficient number, since it is larger than the sum of its proper divisors (2174349829779).

4454053402221 is a wasteful number, since it uses less digits than its factorization.

4454053402221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446850 (or 446844 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 4454053402221 its reverse (1222043504544), we get a palindrome (5676096906765).

The spelling of 4454053402221 in words is "four trillion, four hundred fifty-four billion, fifty-three million, four hundred two thousand, two hundred twenty-one".