3635050649 has 2 divisors, whose sum is σ = 3635050650. Its totient is φ = 3635050648.

The previous prime is 3635050631. The next prime is 3635050691. The reversal of 3635050649 is 9460505363.

3635050649 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2093703049 + 1541347600 = 45757^2 + 39260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3635050649 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (3635052649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817525324 + 1817525325.

It is an arithmetic number, because the mean of its divisors is an integer number (1817525325).

Almost surely, 2^3635050649 is an apocalyptic number.

It is an amenable number.

3635050649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3635050649 is an equidigital number, since it uses as much as digits as its factorization.

3635050649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 291600, while the sum is 41.

The square root of 3635050649 is about 60291.3812165553. The cubic root of 3635050649 is about 1537.5768166965.

The spelling of 3635050649 in words is "three billion, six hundred thirty-five million, fifty thousand, six hundred forty-nine".