2649854371 has 2 divisors, whose sum is σ = 2649854372. Its totient is φ = 2649854370.

The previous prime is 2649854359. The next prime is 2649854429. The reversal of 2649854371 is 1734589462.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2649854371 - 2²⁹ = 2112983459 is a prime.

It is not a weakly prime, because it can be changed into another prime (2649854351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1324927185 + 1324927186.

It is an arithmetic number, because the mean of its divisors is an integer number (1324927186).

Almost surely, 2^2649854371 is an apocalyptic number.

2649854371 is a deficient number, since it is larger than the sum of its proper divisors (1).

2649854371 is an equidigital number, since it uses as much as digits as its factorization.

2649854371 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The square root of 2649854371 is about 51476.7362116131. The cubic root of 2649854371 is about 1383.8021540712.

The spelling of 2649854371 in words is "two billion, six hundred forty-nine million, eight hundred fifty-four thousand, three hundred seventy-one".