50671916319 has 4 divisors (see below), whose sum is σ = 67562555096. Its totient is φ = 33781277544.

The previous prime is 50671916299. The next prime is 50671916341. The reversal of 50671916319 is 91361917605.

It is a happy number.

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

It is not a de Polignac number, because 50671916319 - 2⁹ = 50671915807 is a prime.

It is a super-2 number, since 2×50671916319² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50671916719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8445319384 + ... + 8445319389.

It is an arithmetic number, because the mean of its divisors is an integer number (16890638774).

Almost surely, 2^50671916319 is an apocalyptic number.

50671916319 is a deficient number, since it is larger than the sum of its proper divisors (16890638777).

50671916319 is a wasteful number, since it uses less digits than its factorization.

50671916319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16890638776.

The product of its (nonzero) digits is 306180, while the sum is 48.

The spelling of 50671916319 in words is "fifty billion, six hundred seventy-one million, nine hundred sixteen thousand, three hundred nineteen".