6604266247 has 2 divisors, whose sum is σ = 6604266248. Its totient is φ = 6604266246.

The previous prime is 6604266223. The next prime is 6604266269. The reversal of 6604266247 is 7426624066.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6604266247 - 2¹⁵ = 6604233479 is a prime.

It is a super-2 number, since 2×6604266247² = 87232665322526930018, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6604266217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3302133123 + 3302133124.

It is an arithmetic number, because the mean of its divisors is an integer number (3302133124).

Almost surely, 2^6604266247 is an apocalyptic number.

6604266247 is a deficient number, since it is larger than the sum of its proper divisors (1).

6604266247 is an equidigital number, since it uses as much as digits as its factorization.

6604266247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 43.

The square root of 6604266247 is about 81266.6367398085. The cubic root of 6604266247 is about 1876.1815364921.

The spelling of 6604266247 in words is "six billion, six hundred four million, two hundred sixty-six thousand, two hundred forty-seven".