51076047013 has 2 divisors, whose sum is σ = 51076047014. Its totient is φ = 51076047012.

The previous prime is 51076046911. The next prime is 51076047037. The reversal of 51076047013 is 31074067015.

51076047013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30436989444 + 20639057569 = 174462^2 + 143663^2 .

It is a cyclic number.

It is not a de Polignac number, because 51076047013 - 2²⁹ = 50539176101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51076047013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51076047713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25538023506 + 25538023507.

It is an arithmetic number, because the mean of its divisors is an integer number (25538023507).

Almost surely, 2^51076047013 is an apocalyptic number.

It is an amenable number.

51076047013 is a deficient number, since it is larger than the sum of its proper divisors (1).

51076047013 is an equidigital number, since it uses as much as digits as its factorization.

51076047013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17640, while the sum is 34.

The spelling of 51076047013 in words is "fifty-one billion, seventy-six million, forty-seven thousand, thirteen".