50350068578 has 4 divisors (see below), whose sum is σ = 75525102870. Its totient is φ = 25175034288.

The previous prime is 50350068557. The next prime is 50350068583. The reversal of 50350068578 is 87586005305.

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

It can be written as a sum of positive squares in only one way, i.e., 26431280929 + 23918787649 = 162577^2 + 154657^2 .

It is a Curzon number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 12587517143 + ... + 12587517146.

Almost surely, 2^50350068578 is an apocalyptic number.

50350068578 is a deficient number, since it is larger than the sum of its proper divisors (25175034292).

50350068578 is a wasteful number, since it uses less digits than its factorization.

50350068578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25175034291.

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 50350068578 in words is "fifty billion, three hundred fifty million, sixty-eight thousand, five hundred seventy-eight".