2305575981473 has 2 divisors, whose sum is σ = 2305575981474. Its totient is φ = 2305575981472.

The previous prime is 2305575981463. The next prime is 2305575981481. The reversal of 2305575981473 is 3741895755032.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2210077676689 + 95498304784 = 1486633^2 + 309028^2 .

It is a cyclic number.

It is not a de Polignac number, because 2305575981473 - 2⁶ = 2305575981409 is a prime.

It is not a weakly prime, because it can be changed into another prime (2305575981433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1152787990736 + 1152787990737.

It is an arithmetic number, because the mean of its divisors is an integer number (1152787990737).

Almost surely, 2^{2305575981473} is an apocalyptic number.

It is an amenable number.

2305575981473 is a deficient number, since it is larger than the sum of its proper divisors (1).

2305575981473 is an equidigital number, since it uses as much as digits as its factorization.

2305575981473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752000, while the sum is 59.

The spelling of 2305575981473 in words is "two trillion, three hundred five billion, five hundred seventy-five million, nine hundred eighty-one thousand, four hundred seventy-three".