2012347866847 has 2 divisors, whose sum is σ = 2012347866848. Its totient is φ = 2012347866846.

The previous prime is 2012347866787. The next prime is 2012347866853. The reversal of 2012347866847 is 7486687432102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2012347866847 - 2¹⁹ = 2012347342559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012347866791 and 2012347866800.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2012347866877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006173933423 + 1006173933424.

It is an arithmetic number, because the mean of its divisors is an integer number (1006173933424).

Almost surely, 2^{2012347866847} is an apocalyptic number.

2012347866847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2012347866847 is an equidigital number, since it uses as much as digits as its factorization.

2012347866847 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21676032, while the sum is 58.

The spelling of 2012347866847 in words is "two trillion, twelve billion, three hundred forty-seven million, eight hundred sixty-six thousand, eight hundred forty-seven".