50938769018 has 8 divisors (see below), whose sum is σ = 76409111700. Its totient is φ = 25469065120.

The previous prime is 50938768999. The next prime is 50938769081. The reversal of 50938769018 is 81096783905.

It can be written as a sum of positive squares in 2 ways, for example, as 45850372129 + 5088396889 = 214127^2 + 71333^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225158 + ... + 390606.

Almost surely, 2^50938769018 is an apocalyptic number.

50938769018 is a deficient number, since it is larger than the sum of its proper divisors (25470342682).

50938769018 is a wasteful number, since it uses less digits than its factorization.

50938769018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319392.

The product of its (nonzero) digits is 3265920, while the sum is 56.

The spelling of 50938769018 in words is "fifty billion, nine hundred thirty-eight million, seven hundred sixty-nine thousand, eighteen".