2555123119999 has 2 divisors, whose sum is σ = 2555123120000. Its totient is φ = 2555123119998.

The previous prime is 2555123119993. The next prime is 2555123120021. The reversal of 2555123119999 is 9999113215552.

2555123119999 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2555123119999 - 2¹⁷ = 2555122988927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555123119993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277561559999 + 1277561560000.

It is an arithmetic number, because the mean of its divisors is an integer number (1277561560000).

Almost surely, 2^{2555123119999} is an apocalyptic number.

2555123119999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555123119999 is an equidigital number, since it uses as much as digits as its factorization.

2555123119999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9841500, while the sum is 61.

The spelling of 2555123119999 in words is "two trillion, five hundred fifty-five billion, one hundred twenty-three million, one hundred nineteen thousand, nine hundred ninety-nine".