2556600041 has 2 divisors, whose sum is σ = 2556600042. Its totient is φ = 2556600040.

The previous prime is 2556600019. The next prime is 2556600073. The reversal of 2556600041 is 1400066552.

2556600041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1989160000 + 567440041 = 44600^2 + 23821^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2556600041 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2556599977 and 2556600013.

It is not a weakly prime, because it can be changed into another prime (2556680041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278300020 + 1278300021.

It is an arithmetic number, because the mean of its divisors is an integer number (1278300021).

Almost surely, 2^2556600041 is an apocalyptic number.

It is an amenable number.

2556600041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2556600041 is an equidigital number, since it uses as much as digits as its factorization.

2556600041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2556600041 is about 50562.8326045921. The cubic root of 2556600041 is about 1367.3748798603.

Adding to 2556600041 its reverse (1400066552), we get a palindrome (3956666593).

The spelling of 2556600041 in words is "two billion, five hundred fifty-six million, six hundred thousand, forty-one".