50015542141 has 4 divisors (see below), whose sum is σ = 50158853500. Its totient is φ = 49872230784.

The previous prime is 50015542091. The next prime is 50015542151. The reversal of 50015542141 is 14124551005.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41320725625 + 8694816516 = 203275^2 + 93246^2 .

It is a cyclic number.

It is not a de Polignac number, because 50015542141 - 2⁹ = 50015541629 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 (50015542151) 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, 71655156 + ... + 71655853.

It is an arithmetic number, because the mean of its divisors is an integer number (12539713375).

Almost surely, 2^50015542141 is an apocalyptic number.

It is an amenable number.

50015542141 is a deficient number, since it is larger than the sum of its proper divisors (143311359).

50015542141 is a wasteful number, since it uses less digits than its factorization.

50015542141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143311358.

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 50015542141 in words is "fifty billion, fifteen million, five hundred forty-two thousand, one hundred forty-one".