47338940908913 has 2 divisors, whose sum is σ = 47338940908914. Its totient is φ = 47338940908912.

The previous prime is 47338940908901. The next prime is 47338940908933. The reversal of 47338940908913 is 31980904983374.

47338940908913 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36046430961424 + 11292509947489 = 6003868^2 + 3360433^2 .

It is a cyclic number.

It is not a de Polignac number, because 47338940908913 - 2²⁸ = 47338672473457 is a prime.

It is not a weakly prime, because it can be changed into another prime (47338940908933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23669470454456 + 23669470454457.

It is an arithmetic number, because the mean of its divisors is an integer number (23669470454457).

Almost surely, 2^{47338940908913} is an apocalyptic number.

It is an amenable number.

47338940908913 is a deficient number, since it is larger than the sum of its proper divisors (1).

47338940908913 is an equidigital number, since it uses as much as digits as its factorization.

47338940908913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141087744, while the sum is 68.

The spelling of 47338940908913 in words is "forty-seven trillion, three hundred thirty-eight billion, nine hundred forty million, nine hundred eight thousand, nine hundred thirteen".