2646302047 has 2 divisors, whose sum is σ = 2646302048. Its totient is φ = 2646302046.

The previous prime is 2646302033. The next prime is 2646302069. The reversal of 2646302047 is 7402036462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2646302047 - 2¹⁵ = 2646269279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2646302447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1323151023 + 1323151024.

It is an arithmetic number, because the mean of its divisors is an integer number (1323151024).

Almost surely, 2^2646302047 is an apocalyptic number.

2646302047 is a deficient number, since it is larger than the sum of its proper divisors (1).

2646302047 is an equidigital number, since it uses as much as digits as its factorization.

2646302047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48384, while the sum is 34.

The square root of 2646302047 is about 51442.2204711266. The cubic root of 2646302047 is about 1383.1835148082.

The spelling of 2646302047 in words is "two billion, six hundred forty-six million, three hundred two thousand, forty-seven".