4947844712311 has 2 divisors, whose sum is σ = 4947844712312. Its totient is φ = 4947844712310.

The previous prime is 4947844712273. The next prime is 4947844712347. The reversal of 4947844712311 is 1132174487494.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4947844712311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4947844712011) 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, 2473922356155 + 2473922356156.

It is an arithmetic number, because the mean of its divisors is an integer number (2473922356156).

Almost surely, 2^{4947844712311} is an apocalyptic number.

4947844712311 is a deficient number, since it is larger than the sum of its proper divisors (1).

4947844712311 is an equidigital number, since it uses as much as digits as its factorization.

4947844712311 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5419008, while the sum is 55.

The spelling of 4947844712311 in words is "four trillion, nine hundred forty-seven billion, eight hundred forty-four million, seven hundred twelve thousand, three hundred eleven".