50769383081 has 2 divisors, whose sum is σ = 50769383082. Its totient is φ = 50769383080.

The previous prime is 50769382999. The next prime is 50769383099. The reversal of 50769383081 is 18038396705.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39405823081 + 11363560000 = 198509^2 + 106600^2 .

It is a cyclic number.

It is not a de Polignac number, because 50769383081 - 2¹⁸ = 50769120937 is a prime.

It is a super-2 number, since 2×50769383081² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50769383381) 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, 25384691540 + 25384691541.

It is an arithmetic number, because the mean of its divisors is an integer number (25384691541).

Almost surely, 2^50769383081 is an apocalyptic number.

It is an amenable number.

50769383081 is a deficient number, since it is larger than the sum of its proper divisors (1).

50769383081 is an equidigital number, since it uses as much as digits as its factorization.

50769383081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 50769383081 in words is "fifty billion, seven hundred sixty-nine million, three hundred eighty-three thousand, eighty-one".