47914548139 has 2 divisors, whose sum is σ = 47914548140. Its totient is φ = 47914548138.

The previous prime is 47914548109. The next prime is 47914548203. The reversal of 47914548139 is 93184541974.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47914548139 - 2⁹ = 47914547627 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47914548139.

It is not a weakly prime, because it can be changed into another prime (47914548109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23957274069 + 23957274070.

It is an arithmetic number, because the mean of its divisors is an integer number (23957274070).

Almost surely, 2^47914548139 is an apocalyptic number.

47914548139 is a deficient number, since it is larger than the sum of its proper divisors (1).

47914548139 is an equidigital number, since it uses as much as digits as its factorization.

47914548139 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4354560, while the sum is 55.

The spelling of 47914548139 in words is "forty-seven billion, nine hundred fourteen million, five hundred forty-eight thousand, one hundred thirty-nine".