42542444467 has 2 divisors, whose sum is σ = 42542444468. Its totient is φ = 42542444466.

The previous prime is 42542444453. The next prime is 42542444507. The reversal of 42542444467 is 76444424524.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42542444467 - 2³¹ = 40394960819 is a prime.

It is not a weakly prime, because it can be changed into another prime (42542441467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21271222233 + 21271222234.

It is an arithmetic number, because the mean of its divisors is an integer number (21271222234).

Almost surely, 2^42542444467 is an apocalyptic number.

42542444467 is a deficient number, since it is larger than the sum of its proper divisors (1).

42542444467 is an equidigital number, since it uses as much as digits as its factorization.

42542444467 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3440640, while the sum is 46.

The spelling of 42542444467 in words is "forty-two billion, five hundred forty-two million, four hundred forty-four thousand, four hundred sixty-seven".