2447666774123 has 2 divisors, whose sum is σ = 2447666774124. Its totient is φ = 2447666774122.

The previous prime is 2447666774099. The next prime is 2447666774221. The reversal of 2447666774123 is 3214776667442.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2447666774123 - 2²² = 2447662579819 is a prime.

It is not a weakly prime, because it can be changed into another prime (2447666774323) 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, 1223833387061 + 1223833387062.

It is an arithmetic number, because the mean of its divisors is an integer number (1223833387062).

Almost surely, 2^{2447666774123} is an apocalyptic number.

2447666774123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2447666774123 is an equidigital number, since it uses as much as digits as its factorization.

2447666774123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56899584, while the sum is 59.

The spelling of 2447666774123 in words is "two trillion, four hundred forty-seven billion, six hundred sixty-six million, seven hundred seventy-four thousand, one hundred twenty-three".