4411401424021 has 24 divisors (see below), whose sum is σ = 4711606459784. Its totient is φ = 4129372569600.

The previous prime is 4411401423959. The next prime is 4411401424039. The reversal of 4411401424021 is 1204241041144.

It can be written as a sum of positive squares in 12 ways, for example, as 14667632100 + 4396733791921 = 121110^2 + 2096839^2 .

It is not a de Polignac number, because 4411401424021 - 2²⁷ = 4411267206293 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 (4411401424421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317977741 + ... + 317991613.

Almost surely, 2^{4411401424021} is an apocalyptic number.

It is an amenable number.

4411401424021 is a deficient number, since it is larger than the sum of its proper divisors (300205035763).

4411401424021 is a wasteful number, since it uses less digits than its factorization.

4411401424021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19801 (or 19784 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 4411401424021 its reverse (1204241041144), we get a palindrome (5615642465165).

The spelling of 4411401424021 in words is "four trillion, four hundred eleven billion, four hundred one million, four hundred twenty-four thousand, twenty-one".