51044341877 has 2 divisors, whose sum is σ = 51044341878. Its totient is φ = 51044341876.

The previous prime is 51044341867. The next prime is 51044341889. The reversal of 51044341877 is 77814344015.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40016401681 + 11027940196 = 200041^2 + 105014^2 .

It is a cyclic number.

It is not a de Polignac number, because 51044341877 - 2⁴ = 51044341861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51044341867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25522170938 + 25522170939.

It is an arithmetic number, because the mean of its divisors is an integer number (25522170939).

Almost surely, 2^51044341877 is an apocalyptic number.

It is an amenable number.

51044341877 is a deficient number, since it is larger than the sum of its proper divisors (1).

51044341877 is an equidigital number, since it uses as much as digits as its factorization.

51044341877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 376320, while the sum is 44.

The spelling of 51044341877 in words is "fifty-one billion, forty-four million, three hundred forty-one thousand, eight hundred seventy-seven".