51273330175099 has 2 divisors, whose sum is σ = 51273330175100. Its totient is φ = 51273330175098.

The previous prime is 51273330175043. The next prime is 51273330175139. The reversal of 51273330175099 is 99057103337215.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51273330175099 - 2⁹ = 51273330174587 is a prime.

It is not a weakly prime, because it can be changed into another prime (51273330125099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25636665087549 + 25636665087550.

It is an arithmetic number, because the mean of its divisors is an integer number (25636665087550).

Almost surely, 2^{51273330175099} is an apocalyptic number.

51273330175099 is a deficient number, since it is larger than the sum of its proper divisors (1).

51273330175099 is an equidigital number, since it uses as much as digits as its factorization.

51273330175099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5358150, while the sum is 55.

The spelling of 51273330175099 in words is "fifty-one trillion, two hundred seventy-three billion, three hundred thirty million, one hundred seventy-five thousand, ninety-nine".