51174982673 has 2 divisors, whose sum is σ = 51174982674. Its totient is φ = 51174982672.

The previous prime is 51174982627. The next prime is 51174982739. The reversal of 51174982673 is 37628947115.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49238278609 + 1936704064 = 221897^2 + 44008^2 .

It is a cyclic number.

It is not a de Polignac number, because 51174982673 - 2¹⁶ = 51174917137 is a prime.

It is not a weakly prime, because it can be changed into another prime (51174982073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25587491336 + 25587491337.

It is an arithmetic number, because the mean of its divisors is an integer number (25587491337).

Almost surely, 2^51174982673 is an apocalyptic number.

It is an amenable number.

51174982673 is a deficient number, since it is larger than the sum of its proper divisors (1).

51174982673 is an equidigital number, since it uses as much as digits as its factorization.

51174982673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 53.

The spelling of 51174982673 in words is "fifty-one billion, one hundred seventy-four million, nine hundred eighty-two thousand, six hundred seventy-three".