2350639649 has 2 divisors, whose sum is σ = 2350639650. Its totient is φ = 2350639648.

The previous prime is 2350639633. The next prime is 2350639651. The reversal of 2350639649 is 9469360532.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1969140625 + 381499024 = 44375^2 + 19532^2 .

It is a cyclic number.

It is not a de Polignac number, because 2350639649 - 2⁴ = 2350639633 is a prime.

Together with 2350639651, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2350639619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1175319824 + 1175319825.

It is an arithmetic number, because the mean of its divisors is an integer number (1175319825).

Almost surely, 2^2350639649 is an apocalyptic number.

It is an amenable number.

2350639649 is a deficient number, since it is larger than the sum of its proper divisors (1).

2350639649 is an equidigital number, since it uses as much as digits as its factorization.

2350639649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1049760, while the sum is 47.

The square root of 2350639649 is about 48483.3956009684. The cubic root of 2350639649 is about 1329.6235105609.

The spelling of 2350639649 in words is "two billion, three hundred fifty million, six hundred thirty-nine thousand, six hundred forty-nine".