2550685541 has 2 divisors, whose sum is σ = 2550685542. Its totient is φ = 2550685540.

The previous prime is 2550685523. The next prime is 2550685547. The reversal of 2550685541 is 1455860552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1961604100 + 589081441 = 44290^2 + 24271^2 .

It is a cyclic number.

It is not a de Polignac number, because 2550685541 - 2¹⁰ = 2550684517 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2550685547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275342770 + 1275342771.

It is an arithmetic number, because the mean of its divisors is an integer number (1275342771).

Almost surely, 2^2550685541 is an apocalyptic number.

It is an amenable number.

2550685541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2550685541 is an equidigital number, since it uses as much as digits as its factorization.

2550685541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240000, while the sum is 41.

The square root of 2550685541 is about 50504.3121030274. The cubic root of 2550685541 is about 1366.3196263848.

The spelling of 2550685541 in words is "two billion, five hundred fifty million, six hundred eighty-five thousand, five hundred forty-one".