2550018914161 has 2 divisors, whose sum is σ = 2550018914162. Its totient is φ = 2550018914160.

The previous prime is 2550018914153. The next prime is 2550018914197. The reversal of 2550018914161 is 1614198100552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1423117773025 + 1126901141136 = 1192945^2 + 1061556^2 .

It is a cyclic number.

It is not a de Polignac number, because 2550018914161 - 2³ = 2550018914153 is a prime.

It is not a weakly prime, because it can be changed into another prime (2550018917161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275009457080 + 1275009457081.

It is an arithmetic number, because the mean of its divisors is an integer number (1275009457081).

Almost surely, 2^{2550018914161} is an apocalyptic number.

It is an amenable number.

2550018914161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2550018914161 is an equidigital number, since it uses as much as digits as its factorization.

2550018914161 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 43.

The spelling of 2550018914161 in words is "two trillion, five hundred fifty billion, eighteen million, nine hundred fourteen thousand, one hundred sixty-one".