873546072473 has 2 divisors, whose sum is σ = 873546072474. Its totient is φ = 873546072472.

The previous prime is 873546072467. The next prime is 873546072491. The reversal of 873546072473 is 374270645378.

It is a happy number.

873546072473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 811489283929 + 62056788544 = 900827^2 + 249112^2 .

It is a cyclic number.

It is not a de Polignac number, because 873546072473 - 2⁴ = 873546072457 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (873546072493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436773036236 + 436773036237.

It is an arithmetic number, because the mean of its divisors is an integer number (436773036237).

Almost surely, 2^873546072473 is an apocalyptic number.

It is an amenable number.

873546072473 is a deficient number, since it is larger than the sum of its proper divisors (1).

873546072473 is an equidigital number, since it uses as much as digits as its factorization.

873546072473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23708160, while the sum is 56.

The spelling of 873546072473 in words is "eight hundred seventy-three billion, five hundred forty-six million, seventy-two thousand, four hundred seventy-three".