48042117689 has 2 divisors, whose sum is σ = 48042117690. Its totient is φ = 48042117688.

The previous prime is 48042117667. The next prime is 48042117733. The reversal of 48042117689 is 98671124084.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40106871289 + 7935246400 = 200267^2 + 89080^2 .

It is a cyclic number.

It is not a de Polignac number, because 48042117689 - 2⁸ = 48042117433 is a prime.

It is not a weakly prime, because it can be changed into another prime (48042117619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24021058844 + 24021058845.

It is an arithmetic number, because the mean of its divisors is an integer number (24021058845).

Almost surely, 2^48042117689 is an apocalyptic number.

It is an amenable number.

48042117689 is a deficient number, since it is larger than the sum of its proper divisors (1).

48042117689 is an equidigital number, since it uses as much as digits as its factorization.

48042117689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 48042117689 in words is "forty-eight billion, forty-two million, one hundred seventeen thousand, six hundred eighty-nine".