42673484993 has 2 divisors, whose sum is σ = 42673484994. Its totient is φ = 42673484992.

The previous prime is 42673484981. The next prime is 42673485061. The reversal of 42673484993 is 39948437624.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40940261569 + 1733223424 = 202337^2 + 41632^2 .

It is a cyclic number.

It is not a de Polignac number, because 42673484993 - 2¹² = 42673480897 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (42673484963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21336742496 + 21336742497.

It is an arithmetic number, because the mean of its divisors is an integer number (21336742497).

Almost surely, 2^42673484993 is an apocalyptic number.

It is an amenable number.

42673484993 is a deficient number, since it is larger than the sum of its proper divisors (1).

42673484993 is an equidigital number, since it uses as much as digits as its factorization.

42673484993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31352832, while the sum is 59.

The spelling of 42673484993 in words is "forty-two billion, six hundred seventy-three million, four hundred eighty-four thousand, nine hundred ninety-three".