50382591839 has 4 divisors (see below), whose sum is σ = 50546704824. Its totient is φ = 50218478856.

The previous prime is 50382591803. The next prime is 50382591851. The reversal of 50382591839 is 93819528305.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93819528305 = 5 ⋅18763905661.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50382591839 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 (50382591239) 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, 82056032 + ... + 82056645.

It is an arithmetic number, because the mean of its divisors is an integer number (12636676206).

Almost surely, 2^50382591839 is an apocalyptic number.

50382591839 is a deficient number, since it is larger than the sum of its proper divisors (164112985).

50382591839 is a wasteful number, since it uses less digits than its factorization.

50382591839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164112984.

The product of its (nonzero) digits is 2332800, while the sum is 53.

The spelling of 50382591839 in words is "fifty billion, three hundred eighty-two million, five hundred ninety-one thousand, eight hundred thirty-nine".