42332432993 has 2 divisors, whose sum is σ = 42332432994. Its totient is φ = 42332432992.

The previous prime is 42332432963. The next prime is 42332433079. The reversal of 42332432993 is 39923423324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41868116689 + 464316304 = 204617^2 + 21548^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42332432993 is a prime.

It is not a weakly prime, because it can be changed into another prime (42332432963) 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, 21166216496 + 21166216497.

It is an arithmetic number, because the mean of its divisors is an integer number (21166216497).

Almost surely, 2^42332432993 is an apocalyptic number.

It is an amenable number.

42332432993 is a deficient number, since it is larger than the sum of its proper divisors (1).

42332432993 is an equidigital number, since it uses as much as digits as its factorization.

42332432993 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 839808, while the sum is 44.

The spelling of 42332432993 in words is "forty-two billion, three hundred thirty-two million, four hundred thirty-two thousand, nine hundred ninety-three".