20240442420467 has 2 divisors, whose sum is σ = 20240442420468. Its totient is φ = 20240442420466.

The previous prime is 20240442420421. The next prime is 20240442420487. The reversal of 20240442420467 is 76402424404202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20240442420467 - 2³⁰ = 20239368678643 is a prime.

It is not a weakly prime, because it can be changed into another prime (20240442420487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120221210233 + 10120221210234.

It is an arithmetic number, because the mean of its divisors is an integer number (10120221210234).

Almost surely, 2^{20240442420467} is an apocalyptic number.

20240442420467 is a deficient number, since it is larger than the sum of its proper divisors (1).

20240442420467 is an equidigital number, since it uses as much as digits as its factorization.

20240442420467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 688128, while the sum is 41.

Adding to 20240442420467 its reverse (76402424404202), we get a palindrome (96642866824669).

The spelling of 20240442420467 in words is "twenty trillion, two hundred forty billion, four hundred forty-two million, four hundred twenty thousand, four hundred sixty-seven".