51058169101 has 2 divisors, whose sum is σ = 51058169102. Its totient is φ = 51058169100.

The previous prime is 51058169033. The next prime is 51058169111. The reversal of 51058169101 is 10196185015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40628449225 + 10429719876 = 201565^2 + 102126^2 .

It is a cyclic number.

It is not a de Polignac number, because 51058169101 - 2¹¹ = 51058167053 is a prime.

It is a super-2 number, since 2×51058169101² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51058169111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25529084550 + 25529084551.

It is an arithmetic number, because the mean of its divisors is an integer number (25529084551).

Almost surely, 2^51058169101 is an apocalyptic number.

It is an amenable number.

51058169101 is a deficient number, since it is larger than the sum of its proper divisors (1).

51058169101 is an equidigital number, since it uses as much as digits as its factorization.

51058169101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 37.

The spelling of 51058169101 in words is "fifty-one billion, fifty-eight million, one hundred sixty-nine thousand, one hundred one".