50511050592809 has 2 divisors, whose sum is σ = 50511050592810. Its totient is φ = 50511050592808.

The previous prime is 50511050592803. The next prime is 50511050592851. The reversal of 50511050592809 is 90829505011505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49597200630784 + 913849962025 = 7042528^2 + 955955^2 .

It is a cyclic number.

It is not a de Polignac number, because 50511050592809 - 2⁴⁴ = 32918864548393 is a prime.

It is not a weakly prime, because it can be changed into another prime (50511050592803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25255525296404 + 25255525296405.

It is an arithmetic number, because the mean of its divisors is an integer number (25255525296405).

Almost surely, 2^{50511050592809} is an apocalyptic number.

It is an amenable number.

50511050592809 is a deficient number, since it is larger than the sum of its proper divisors (1).

50511050592809 is an equidigital number, since it uses as much as digits as its factorization.

50511050592809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810000, while the sum is 50.

The spelling of 50511050592809 in words is "fifty trillion, five hundred eleven billion, fifty million, five hundred ninety-two thousand, eight hundred nine".