50049999998 has 4 divisors (see below), whose sum is σ = 75075000000. Its totient is φ = 25024999998.

The previous prime is 50049999991. The next prime is 50050000003. The reversal of 50049999998 is 89999994005.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50049999991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12512499998 + ... + 12512500001.

It is an arithmetic number, because the mean of its divisors is an integer number (18768750000).

Almost surely, 2^50049999998 is an apocalyptic number.

50049999998 is a deficient number, since it is larger than the sum of its proper divisors (25025000002).

50049999998 is a wasteful number, since it uses less digits than its factorization.

50049999998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25025000001.

The product of its (nonzero) digits is 85030560, while the sum is 71.

The spelling of 50049999998 in words is "fifty billion, forty-nine million, nine hundred ninety-nine thousand, nine hundred ninety-eight".