50839688969879 has 4 divisors (see below), whose sum is σ = 50842053298176. Its totient is φ = 50837324641584.

The previous prime is 50839688969869. The next prime is 50839688969897. The reversal of 50839688969879 is 97896988693805.

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

It is a cyclic number.

It is not a de Polignac number, because 50839688969879 - 2¹⁶ = 50839688904343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50839688969791 and 50839688969800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50839688969869) 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, 1182131894 + ... + 1182174899.

It is an arithmetic number, because the mean of its divisors is an integer number (12710513324544).

Almost surely, 2^{50839688969879} is an apocalyptic number.

50839688969879 is a deficient number, since it is larger than the sum of its proper divisors (2364328297).

50839688969879 is a wasteful number, since it uses less digits than its factorization.

50839688969879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2364328296.

The product of its (nonzero) digits is 101583175680, while the sum is 95.

The spelling of 50839688969879 in words is "fifty trillion, eight hundred thirty-nine billion, six hundred eighty-eight million, nine hundred sixty-nine thousand, eight hundred seventy-nine".