2666520119 has 2 divisors, whose sum is σ = 2666520120. Its totient is φ = 2666520118.

The previous prime is 2666520071. The next prime is 2666520133. The reversal of 2666520119 is 9110256662.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2666520119 is a prime.

It is a super-2 number, since 2×2666520119² = 14220659090063548322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2666520179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333260059 + 1333260060.

It is an arithmetic number, because the mean of its divisors is an integer number (1333260060).

Almost surely, 2^2666520119 is an apocalyptic number.

2666520119 is a deficient number, since it is larger than the sum of its proper divisors (1).

2666520119 is an equidigital number, since it uses as much as digits as its factorization.

2666520119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 2666520119 is about 51638.3589882560. The cubic root of 2666520119 is about 1386.6971456167.

The spelling of 2666520119 in words is "two billion, six hundred sixty-six million, five hundred twenty thousand, one hundred nineteen".