258650482009 has 2 divisors, whose sum is σ = 258650482010. Its totient is φ = 258650482008.

The previous prime is 258650482003. The next prime is 258650482099. The reversal of 258650482009 is 900284056852.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 237992744025 + 20657737984 = 487845^2 + 143728^2 .

It is a cyclic number.

It is not a de Polignac number, because 258650482009 - 2³ = 258650482001 is a prime.

It is not a weakly prime, because it can be changed into another prime (258650482001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129325241004 + 129325241005.

It is an arithmetic number, because the mean of its divisors is an integer number (129325241005).

Almost surely, 2^258650482009 is an apocalyptic number.

It is an amenable number.

258650482009 is a deficient number, since it is larger than the sum of its proper divisors (1).

258650482009 is an equidigital number, since it uses as much as digits as its factorization.

258650482009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 258650482009 in words is "two hundred fifty-eight billion, six hundred fifty million, four hundred eighty-two thousand, nine".