51046411811 has 2 divisors, whose sum is σ = 51046411812. Its totient is φ = 51046411810.

The previous prime is 51046411777. The next prime is 51046411841. The reversal of 51046411811 is 11811464015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51046411811 - 2¹⁰ = 51046410787 is a prime.

It is not a weakly prime, because it can be changed into another prime (51046411841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25523205905 + 25523205906.

It is an arithmetic number, because the mean of its divisors is an integer number (25523205906).

Almost surely, 2^51046411811 is an apocalyptic number.

51046411811 is a deficient number, since it is larger than the sum of its proper divisors (1).

51046411811 is an equidigital number, since it uses as much as digits as its factorization.

51046411811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3840, while the sum is 32.

Adding to 51046411811 its reverse (11811464015), we get a palindrome (62857875826).

The spelling of 51046411811 in words is "fifty-one billion, forty-six million, four hundred eleven thousand, eight hundred eleven".