248896047139 has 2 divisors, whose sum is σ = 248896047140. Its totient is φ = 248896047138.

The previous prime is 248896047091. The next prime is 248896047151. The reversal of 248896047139 is 931740698842.

248896047139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 248896047139 - 2⁹ = 248896046627 is a prime.

It is not a weakly prime, because it can be changed into another prime (248896044139) 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, 124448023569 + 124448023570.

It is an arithmetic number, because the mean of its divisors is an integer number (124448023570).

Almost surely, 2^248896047139 is an apocalyptic number.

248896047139 is a deficient number, since it is larger than the sum of its proper divisors (1).

248896047139 is an equidigital number, since it uses as much as digits as its factorization.

248896047139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20901888, while the sum is 61.

The spelling of 248896047139 in words is "two hundred forty-eight billion, eight hundred ninety-six million, forty-seven thousand, one hundred thirty-nine".