6866270273 has 2 divisors, whose sum is σ = 6866270274. Its totient is φ = 6866270272.

The previous prime is 6866270261. The next prime is 6866270351. The reversal of 6866270273 is 3720726686.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6611803969 + 254466304 = 81313^2 + 15952^2 .

It is a cyclic number.

It is not a de Polignac number, because 6866270273 - 2²⁰ = 6865221697 is a prime.

It is not a weakly prime, because it can be changed into another prime (6866270473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3433135136 + 3433135137.

It is an arithmetic number, because the mean of its divisors is an integer number (3433135137).

Almost surely, 2^6866270273 is an apocalyptic number.

It is an amenable number.

6866270273 is a deficient number, since it is larger than the sum of its proper divisors (1).

6866270273 is an equidigital number, since it uses as much as digits as its factorization.

6866270273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 47.

The square root of 6866270273 is about 82862.9608027616. The cubic root of 6866270273 is about 1900.6710716321.

The spelling of 6866270273 in words is "six billion, eight hundred sixty-six million, two hundred seventy thousand, two hundred seventy-three".