50543143142 has 4 divisors (see below), whose sum is σ = 75814714716. Its totient is φ = 25271571570.

The previous prime is 50543143129. The next prime is 50543143159. The reversal of 50543143142 is 24134134505.

50543143142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 50543143099 and 50543143108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12635785784 + ... + 12635785787.

It is an arithmetic number, because the mean of its divisors is an integer number (18953678679).

Almost surely, 2^50543143142 is an apocalyptic number.

50543143142 is a deficient number, since it is larger than the sum of its proper divisors (25271571574).

50543143142 is a wasteful number, since it uses less digits than its factorization.

50543143142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25271571573.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 50543143142 its reverse (24134134505), we get a palindrome (74677277647).

The spelling of 50543143142 in words is "fifty billion, five hundred forty-three million, one hundred forty-three thousand, one hundred forty-two".