2666093407 has 2 divisors, whose sum is σ = 2666093408. Its totient is φ = 2666093406.

The previous prime is 2666093401. The next prime is 2666093431. The reversal of 2666093407 is 7043906662.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2666093407 - 2¹¹ = 2666091359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2666093401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333046703 + 1333046704.

It is an arithmetic number, because the mean of its divisors is an integer number (1333046704).

Almost surely, 2^2666093407 is an apocalyptic number.

2666093407 is a deficient number, since it is larger than the sum of its proper divisors (1).

2666093407 is an equidigital number, since it uses as much as digits as its factorization.

2666093407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 326592, while the sum is 43.

The square root of 2666093407 is about 51634.2270882406. The cubic root of 2666093407 is about 1386.6231725666.

The spelling of 2666093407 in words is "two billion, six hundred sixty-six million, ninety-three thousand, four hundred seven".