424400414121 has 12 divisors (see below), whose sum is σ = 613055677572. Its totient is φ = 282918444576.

The previous prime is 424400414111. The next prime is 424400414149. The reversal of 424400414121 is 121414004424.

It is a happy number.

424400414121 is a `hidden beast` number, since 4 + 244 + 0 + 0 + 4 + 1 + 412 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 174189369600 + 250211044521 = 417360^2 + 500211^2 .

It is not a de Polignac number, because 424400414121 - 2¹³ = 424400405929 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424400414111) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1085166 + ... + 1423511.

It is an arithmetic number, because the mean of its divisors is an integer number (51087973131).

Almost surely, 2^424400414121 is an apocalyptic number.

It is an amenable number.

424400414121 is a deficient number, since it is larger than the sum of its proper divisors (188655263451).

424400414121 is a wasteful number, since it uses less digits than its factorization.

424400414121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527480 (or 2527477 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 424400414121 its reverse (121414004424), we get a palindrome (545814418545).

The spelling of 424400414121 in words is "four hundred twenty-four billion, four hundred million, four hundred fourteen thousand, one hundred twenty-one".