2385649459 has 2 divisors, whose sum is σ = 2385649460. Its totient is φ = 2385649458.

The previous prime is 2385649451. The next prime is 2385649489. The reversal of 2385649459 is 9549465832.

2385649459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2385649459 - 2³ = 2385649451 is a prime.

It is not a weakly prime, because it can be changed into another prime (2385649451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1192824729 + 1192824730.

It is an arithmetic number, because the mean of its divisors is an integer number (1192824730).

Almost surely, 2^2385649459 is an apocalyptic number.

2385649459 is a deficient number, since it is larger than the sum of its proper divisors (1).

2385649459 is an equidigital number, since it uses as much as digits as its factorization.

2385649459 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9331200, while the sum is 55.

The square root of 2385649459 is about 48843.1106605630. The cubic root of 2385649459 is about 1336.1920289655.

The spelling of 2385649459 in words is "two billion, three hundred eighty-five million, six hundred forty-nine thousand, four hundred fifty-nine".