50538387043 has 4 divisors (see below), whose sum is σ = 51002042080. Its totient is φ = 50074732008.

The previous prime is 50538387037. The next prime is 50538387047. The reversal of 50538387043 is 34078383505.

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 50538387043 - 2²¹ = 50536289891 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50538386984 and 50538387002.

It is not an unprimeable number, because it can be changed into a prime (50538387047) 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, 231827355 + ... + 231827572.

It is an arithmetic number, because the mean of its divisors is an integer number (12750510520).

Almost surely, 2^50538387043 is an apocalyptic number.

50538387043 is a deficient number, since it is larger than the sum of its proper divisors (463655037).

50538387043 is a wasteful number, since it uses less digits than its factorization.

50538387043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463655036.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 50538387043 in words is "fifty billion, five hundred thirty-eight million, three hundred eighty-seven thousand, forty-three".