2804528016161 has 2 divisors, whose sum is σ = 2804528016162. Its totient is φ = 2804528016160.

The previous prime is 2804528016139. The next prime is 2804528016163. The reversal of 2804528016161 is 1616108254082.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1803165552400 + 1001362463761 = 1342820^2 + 1000681^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2804528016161 is a prime.

Together with 2804528016163, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2804528016163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1402264008080 + 1402264008081.

It is an arithmetic number, because the mean of its divisors is an integer number (1402264008081).

Almost surely, 2^{2804528016161} is an apocalyptic number.

It is an amenable number.

2804528016161 is a deficient number, since it is larger than the sum of its proper divisors (1).

2804528016161 is an equidigital number, since it uses as much as digits as its factorization.

2804528016161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 2804528016161 in words is "two trillion, eight hundred four billion, five hundred twenty-eight million, sixteen thousand, one hundred sixty-one".