50992873909 has 2 divisors, whose sum is σ = 50992873910. Its totient is φ = 50992873908.

The previous prime is 50992873901. The next prime is 50992873931. The reversal of 50992873909 is 90937829905.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50992414225 + 459684 = 225815^2 + 678^2 .

It is a cyclic number.

It is not a de Polignac number, because 50992873909 - 2³ = 50992873901 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50992873901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25496436954 + 25496436955.

It is an arithmetic number, because the mean of its divisors is an integer number (25496436955).

Almost surely, 2^50992873909 is an apocalyptic number.

It is an amenable number.

50992873909 is a deficient number, since it is larger than the sum of its proper divisors (1).

50992873909 is an equidigital number, since it uses as much as digits as its factorization.

50992873909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11022480, while the sum is 61.

The spelling of 50992873909 in words is "fifty billion, nine hundred ninety-two million, eight hundred seventy-three thousand, nine hundred nine".