50396567694917 has 4 divisors (see below), whose sum is σ = 50489722164396. Its totient is φ = 50303413225440.

The previous prime is 50396567694877. The next prime is 50396567694931. The reversal of 50396567694917 is 71949676569305.

It is a Cunningham number, because it is equal to 7099054²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20022349433956 + 30374218260961 = 4474634^2 + 5511281^2 .

It is a cyclic number.

It is not a de Polignac number, because 50396567694917 - 2¹⁰ = 50396567693893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50396567694617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46577233928 + ... + 46577235009.

It is an arithmetic number, because the mean of its divisors is an integer number (12622430541099).

Almost surely, 2^{50396567694917} is an apocalyptic number.

It is an amenable number.

50396567694917 is a deficient number, since it is larger than the sum of its proper divisors (93154469479).

50396567694917 is an equidigital number, since it uses as much as digits as its factorization.

50396567694917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93154469478.

The product of its (nonzero) digits is 2314720800, while the sum is 77.

The spelling of 50396567694917 in words is "fifty trillion, three hundred ninety-six billion, five hundred sixty-seven million, six hundred ninety-four thousand, nine hundred seventeen".