847797835207 has 2 divisors, whose sum is σ = 847797835208. Its totient is φ = 847797835206.

The previous prime is 847797835039. The next prime is 847797835229. The reversal of 847797835207 is 702538797748.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-847797835207 is a prime.

It is a super-2 number, since 2×847797835207² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (847797845207) 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, 423898917603 + 423898917604.

It is an arithmetic number, because the mean of its divisors is an integer number (423898917604).

Almost surely, 2^847797835207 is an apocalyptic number.

847797835207 is a deficient number, since it is larger than the sum of its proper divisors (1).

847797835207 is an equidigital number, since it uses as much as digits as its factorization.

847797835207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 165957120, while the sum is 67.

The spelling of 847797835207 in words is "eight hundred forty-seven billion, seven hundred ninety-seven million, eight hundred thirty-five thousand, two hundred seven".