2447249836117 has 2 divisors, whose sum is σ = 2447249836118. Its totient is φ = 2447249836116.

The previous prime is 2447249836099. The next prime is 2447249836139. The reversal of 2447249836117 is 7116389427442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1443905043876 + 1003344792241 = 1201626^2 + 1001671^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2447249836117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2447249839117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1223624918058 + 1223624918059.

It is an arithmetic number, because the mean of its divisors is an integer number (1223624918059).

Almost surely, 2^{2447249836117} is an apocalyptic number.

It is an amenable number.

2447249836117 is a deficient number, since it is larger than the sum of its proper divisors (1).

2447249836117 is an equidigital number, since it uses as much as digits as its factorization.

2447249836117 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16257024, while the sum is 58.

The spelling of 2447249836117 in words is "two trillion, four hundred forty-seven billion, two hundred forty-nine million, eight hundred thirty-six thousand, one hundred seventeen".