2567859049 has 8 divisors (see below), whose sum is σ = 2947857920. Its totient is φ = 2191150656.

The previous prime is 2567859043. The next prime is 2567859071. The reversal of 2567859049 is 9409587652.

2567859049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2567859049 - 2⁹ = 2567858537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2567859043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 820944 + ... + 824065.

It is an arithmetic number, because the mean of its divisors is an integer number (368482240).

Almost surely, 2^2567859049 is an apocalyptic number.

It is an amenable number.

2567859049 is a deficient number, since it is larger than the sum of its proper divisors (379998871).

2567859049 is a wasteful number, since it uses less digits than its factorization.

2567859049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645239.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The square root of 2567859049 is about 50674.0470951354. The cubic root of 2567859049 is about 1369.3792006818.

The spelling of 2567859049 in words is "two billion, five hundred sixty-seven million, eight hundred fifty-nine thousand, forty-nine".