50148725698 has 8 divisors (see below), whose sum is σ = 75225277260. Its totient is φ = 25073633280.

The previous prime is 50148725657. The next prime is 50148725771. The reversal of 50148725698 is 89652784105.

It is a happy number.

50148725698 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 49754425249 + 394300449 = 223057^2 + 19857^2 .

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, 274383 + ... + 419026.

Almost surely, 2^50148725698 is an apocalyptic number.

50148725698 is a deficient number, since it is larger than the sum of its proper divisors (25076551562).

50148725698 is a wasteful number, since it uses less digits than its factorization.

50148725698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729572.

The product of its (nonzero) digits is 4838400, while the sum is 55.

The spelling of 50148725698 in words is "fifty billion, one hundred forty-eight million, seven hundred twenty-five thousand, six hundred ninety-eight".