51960504677 has 2 divisors, whose sum is σ = 51960504678. Its totient is φ = 51960504676.

The previous prime is 51960504649. The next prime is 51960504719. The reversal of 51960504677 is 77640506915.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32239638916 + 19720865761 = 179554^2 + 140431^2 .

It is a cyclic number.

It is not a de Polignac number, because 51960504677 - 2⁶ = 51960504613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51960504077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25980252338 + 25980252339.

It is an arithmetic number, because the mean of its divisors is an integer number (25980252339).

Almost surely, 2^51960504677 is an apocalyptic number.

It is an amenable number.

51960504677 is a deficient number, since it is larger than the sum of its proper divisors (1).

51960504677 is an equidigital number, since it uses as much as digits as its factorization.

51960504677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The spelling of 51960504677 in words is "fifty-one billion, nine hundred sixty million, five hundred four thousand, six hundred seventy-seven".