424410423021 has 24 divisors (see below), whose sum is σ = 660231395096. Its totient is φ = 261160848000.

The previous prime is 424410423011. The next prime is 424410423061. The reversal of 424410423021 is 120324014424.

424410423021 is a `hidden beast` number, since 424 + 4 + 1 + 0 + 4 + 230 + 2 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 74132100 + 424336290921 = 8610^2 + 651411^2 .

It is a de Polignac number, because none of the positive numbers 2^k-424410423021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424410423011) 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, 2188611 + ... + 2374623.

Almost surely, 2^424410423021 is an apocalyptic number.

It is an amenable number.

424410423021 is a deficient number, since it is larger than the sum of its proper divisors (235820972075).

424410423021 is a wasteful number, since it uses less digits than its factorization.

424410423021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205533 (or 205530 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 424410423021 its reverse (120324014424), we get a palindrome (544734437445).

The spelling of 424410423021 in words is "four hundred twenty-four billion, four hundred ten million, four hundred twenty-three thousand, twenty-one".