2559727049 has 12 divisors (see below), whose sum is σ = 2825690868. Its totient is φ = 2317011840.

The previous prime is 2559727039. The next prime is 2559727073. The reversal of 2559727049 is 9407279552.

It can be written as a sum of positive squares in 2 ways, for example, as 233111824 + 2326615225 = 15268^2 + 48235^2 .

It is not a de Polignac number, because 2559727049 - 2⁴ = 2559727033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2559726988 and 2559727006.

It is not an unprimeable number, because it can be changed into a prime (2559727039) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17204 + ... + 73589.

It is an arithmetic number, because the mean of its divisors is an integer number (235474239).

Almost surely, 2^2559727049 is an apocalyptic number.

It is an amenable number.

2559727049 is a deficient number, since it is larger than the sum of its proper divisors (265963819).

2559727049 is a wasteful number, since it uses less digits than its factorization.

2559727049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91048 (or 91037 counting only the distinct ones).

The product of its (nonzero) digits is 1587600, while the sum is 50.

The square root of 2559727049 is about 50593.7451568867. The cubic root of 2559727049 is about 1367.9321369003.

The spelling of 2559727049 in words is "two billion, five hundred fifty-nine million, seven hundred twenty-seven thousand, forty-nine".