2555231599 has 2 divisors, whose sum is σ = 2555231600. Its totient is φ = 2555231598.

The previous prime is 2555231593. The next prime is 2555231639. The reversal of 2555231599 is 9951325552.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2555231599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555231593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277615799 + 1277615800.

It is an arithmetic number, because the mean of its divisors is an integer number (1277615800).

Almost surely, 2^2555231599 is an apocalyptic number.

2555231599 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555231599 is an equidigital number, since it uses as much as digits as its factorization.

2555231599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 607500, while the sum is 46.

The square root of 2555231599 is about 50549.2986993885. The cubic root of 2555231599 is about 1367.1308699593.

The spelling of 2555231599 in words is "two billion, five hundred fifty-five million, two hundred thirty-one thousand, five hundred ninety-nine".