2555234557 has 2 divisors, whose sum is σ = 2555234558. Its totient is φ = 2555234556.

The previous prime is 2555234471. The next prime is 2555234567. The reversal of 2555234557 is 7554325552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1912662756 + 642571801 = 43734^2 + 25349^2 .

It is a cyclic number.

It is not a de Polignac number, because 2555234557 - 2¹⁹ = 2554710269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555234567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277617278 + 1277617279.

It is an arithmetic number, because the mean of its divisors is an integer number (1277617279).

Almost surely, 2^2555234557 is an apocalyptic number.

It is an amenable number.

2555234557 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555234557 is an equidigital number, since it uses as much as digits as its factorization.

2555234557 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1050000, while the sum is 43.

The square root of 2555234557 is about 50549.3279579462. The cubic root of 2555234557 is about 1367.1313975007.

The spelling of 2555234557 in words is "two billion, five hundred fifty-five million, two hundred thirty-four thousand, five hundred fifty-seven".