2267954673917 has 2 divisors, whose sum is σ = 2267954673918. Its totient is φ = 2267954673916.

The previous prime is 2267954673883. The next prime is 2267954673961. The reversal of 2267954673917 is 7193764597622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2012025934681 + 255928739236 = 1418459^2 + 505894^2 .

It is a cyclic number.

It is not a de Polignac number, because 2267954673917 - 2¹² = 2267954669821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2267954673977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1133977336958 + 1133977336959.

It is an arithmetic number, because the mean of its divisors is an integer number (1133977336959).

Almost surely, 2^{2267954673917} is an apocalyptic number.

It is an amenable number.

2267954673917 is a deficient number, since it is larger than the sum of its proper divisors (1).

2267954673917 is an equidigital number, since it uses as much as digits as its factorization.

2267954673917 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 240045120, while the sum is 68.

The spelling of 2267954673917 in words is "two trillion, two hundred sixty-seven billion, nine hundred fifty-four million, six hundred seventy-three thousand, nine hundred seventeen".