2658795947 has 2 divisors, whose sum is σ = 2658795948. Its totient is φ = 2658795946.

The previous prime is 2658795917. The next prime is 2658795961. The reversal of 2658795947 is 7495978562.

2658795947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2658795947 - 2¹⁰ = 2658794923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2658795947.

It is not a weakly prime, because it can be changed into another prime (2658795917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1329397973 + 1329397974.

It is an arithmetic number, because the mean of its divisors is an integer number (1329397974).

Almost surely, 2^2658795947 is an apocalyptic number.

2658795947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2658795947 is an equidigital number, since it uses as much as digits as its factorization.

2658795947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38102400, while the sum is 62.

The square root of 2658795947 is about 51563.5137185200. The cubic root of 2658795947 is about 1385.3568911757.

The spelling of 2658795947 in words is "two billion, six hundred fifty-eight million, seven hundred ninety-five thousand, nine hundred forty-seven".