2566043041 has 4 divisors (see below), whose sum is σ = 2574138132. Its totient is φ = 2557947952.

The previous prime is 2566042991. The next prime is 2566043057. The reversal of 2566043041 is 1403406652.

2566043041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 625200016 + 1940843025 = 25004^2 + 44055^2 .

It is a cyclic number.

It is not a de Polignac number, because 2566043041 - 2²³ = 2557654433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2566042994 and 2566043012.

It is not an unprimeable number, because it can be changed into a prime (2566041041) 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, 4047070 + ... + 4047703.

It is an arithmetic number, because the mean of its divisors is an integer number (643534533).

Almost surely, 2^2566043041 is an apocalyptic number.

It is an amenable number.

2566043041 is a deficient number, since it is larger than the sum of its proper divisors (8095091).

2566043041 is an equidigital number, since it uses as much as digits as its factorization.

2566043041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8095090.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 2566043041 is about 50656.1254045352. The cubic root of 2566043041 is about 1369.0563130161.

Adding to 2566043041 its reverse (1403406652), we get a palindrome (3969449693).

The spelling of 2566043041 in words is "two billion, five hundred sixty-six million, forty-three thousand, forty-one".