647848548167 has 2 divisors, whose sum is σ = 647848548168. Its totient is φ = 647848548166.

The previous prime is 647848548131. The next prime is 647848548173. The reversal of 647848548167 is 761845848746.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 647848548167 - 2⁸ = 647848547911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 647848548097 and 647848548106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (647848548187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323924274083 + 323924274084.

It is an arithmetic number, because the mean of its divisors is an integer number (323924274084).

Almost surely, 2^647848548167 is an apocalyptic number.

647848548167 is a deficient number, since it is larger than the sum of its proper divisors (1).

647848548167 is an equidigital number, since it uses as much as digits as its factorization.

647848548167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 289013760, while the sum is 68.

The spelling of 647848548167 in words is "six hundred forty-seven billion, eight hundred forty-eight million, five hundred forty-eight thousand, one hundred sixty-seven".