2558201905 has 16 divisors (see below), whose sum is σ = 3714768000. Its totient is φ = 1651007232.

The previous prime is 2558201813. The next prime is 2558201909. The reversal of 2558201905 is 5091028552.

It is not a de Polignac number, because 2558201905 - 2⁷ = 2558201777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2558201909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2149155 + ... + 2150344.

It is an arithmetic number, because the mean of its divisors is an integer number (232173000).

Almost surely, 2^2558201905 is an apocalyptic number.

It is an amenable number.

2558201905 is a deficient number, since it is larger than the sum of its proper divisors (1156566095).

2558201905 is a wasteful number, since it uses less digits than its factorization.

2558201905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4299528.

The product of its (nonzero) digits is 36000, while the sum is 37.

The square root of 2558201905 is about 50578.6704550446. The cubic root of 2558201905 is about 1367.6604011590.

The spelling of 2558201905 in words is "two billion, five hundred fifty-eight million, two hundred one thousand, nine hundred five".