2254455310561 has 2 divisors, whose sum is σ = 2254455310562. Its totient is φ = 2254455310560.

The previous prime is 2254455310537. The next prime is 2254455310631. The reversal of 2254455310561 is 1650135544522.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1237947742161 + 1016507568400 = 1112631^2 + 1008220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2254455310561 - 2²⁷ = 2254321092833 is a prime.

It is not a weakly prime, because it can be changed into another prime (2254455310661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1127227655280 + 1127227655281.

It is an arithmetic number, because the mean of its divisors is an integer number (1127227655281).

Almost surely, 2^{2254455310561} is an apocalyptic number.

It is an amenable number.

2254455310561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2254455310561 is an equidigital number, since it uses as much as digits as its factorization.

2254455310561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 2254455310561 in words is "two trillion, two hundred fifty-four billion, four hundred fifty-five million, three hundred ten thousand, five hundred sixty-one".