2010016649 has 2 divisors, whose sum is σ = 2010016650. Its totient is φ = 2010016648.

The previous prime is 2010016643. The next prime is 2010016663. The reversal of 2010016649 is 9466100102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1189767049 + 820249600 = 34493^2 + 28640^2 .

It is a cyclic number.

It is not a de Polignac number, because 2010016649 - 2⁴ = 2010016633 is a prime.

It is not a weakly prime, because it can be changed into another prime (2010016643) 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, 1005008324 + 1005008325.

It is an arithmetic number, because the mean of its divisors is an integer number (1005008325).

Almost surely, 2^2010016649 is an apocalyptic number.

It is an amenable number.

2010016649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2010016649 is an equidigital number, since it uses as much as digits as its factorization.

2010016649 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 2010016649 is about 44833.2092203982. The cubic root of 2010016649 is about 1262.0209126761.

The spelling of 2010016649 in words is "two billion, ten million, sixteen thousand, six hundred forty-nine".