51178562359 has 2 divisors, whose sum is σ = 51178562360. Its totient is φ = 51178562358.

The previous prime is 51178562353. The next prime is 51178562363. The reversal of 51178562359 is 95326587115.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51178562359 - 2³¹ = 49031078711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51178562353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25589281179 + 25589281180.

It is an arithmetic number, because the mean of its divisors is an integer number (25589281180).

Almost surely, 2^51178562359 is an apocalyptic number.

51178562359 is a deficient number, since it is larger than the sum of its proper divisors (1).

51178562359 is an equidigital number, since it uses as much as digits as its factorization.

51178562359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268000, while the sum is 52.

It can be divided in two parts, 5117856 and 2359, that added together give a palindrome (5120215).

The spelling of 51178562359 in words is "fifty-one billion, one hundred seventy-eight million, five hundred sixty-two thousand, three hundred fifty-nine".