2627166149 has 2 divisors, whose sum is σ = 2627166150. Its totient is φ = 2627166148.

The previous prime is 2627166137. The next prime is 2627166151. The reversal of 2627166149 is 9416617262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1364785249 + 1262380900 = 36943^2 + 35530^2 .

It is a cyclic number.

It is not a de Polignac number, because 2627166149 - 2⁴ = 2627166133 is a prime.

Together with 2627166151, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2627160149) 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, 1313583074 + 1313583075.

It is an arithmetic number, because the mean of its divisors is an integer number (1313583075).

Almost surely, 2^2627166149 is an apocalyptic number.

It is an amenable number.

2627166149 is a deficient number, since it is larger than the sum of its proper divisors (1).

2627166149 is an equidigital number, since it uses as much as digits as its factorization.

2627166149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 44.

The square root of 2627166149 is about 51255.8889202012. Note that the first 3 decimals coincide. The cubic root of 2627166149 is about 1379.8414277293.

The spelling of 2627166149 in words is "two billion, six hundred twenty-seven million, one hundred sixty-six thousand, one hundred forty-nine".