50506439842 has 8 divisors (see below), whose sum is σ = 75760866000. Its totient is φ = 25252817844.

The previous prime is 50506439821. The next prime is 50506439843. The reversal of 50506439842 is 24893460505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 50506439792 and 50506439801.

It is not an unprimeable number, because it can be changed into a prime (50506439843) 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, 6292 + ... + 317887.

It is an arithmetic number, because the mean of its divisors is an integer number (9470108250).

Almost surely, 2^50506439842 is an apocalyptic number.

50506439842 is a deficient number, since it is larger than the sum of its proper divisors (25254426158).

50506439842 is a wasteful number, since it uses less digits than its factorization.

50506439842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402080.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 50506439842 in words is "fifty billion, five hundred six million, four hundred thirty-nine thousand, eight hundred forty-two".