2559086213 has 4 divisors (see below), whose sum is σ = 2601038508. Its totient is φ = 2517133920.

The previous prime is 2559086197. The next prime is 2559086249. The reversal of 2559086213 is 3126809552.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 125933284 + 2433152929 = 11222^2 + 49327^2 .

It is a cyclic number.

It is not a de Polignac number, because 2559086213 - 2⁴ = 2559086197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2559086273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20976056 + ... + 20976177.

It is an arithmetic number, because the mean of its divisors is an integer number (650259627).

Almost surely, 2^2559086213 is an apocalyptic number.

It is an amenable number.

2559086213 is a deficient number, since it is larger than the sum of its proper divisors (41952295).

2559086213 is an equidigital number, since it uses as much as digits as its factorization.

2559086213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41952294.

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 2559086213 is about 50587.4116060508. The cubic root of 2559086213 is about 1367.8179719513.

The spelling of 2559086213 in words is "two billion, five hundred fifty-nine million, eighty-six thousand, two hundred thirteen".