50443259978 has 8 divisors (see below), whose sum is σ = 76515057540. Its totient is φ = 24938240800.

The previous prime is 50443259969. The next prime is 50443260071. The reversal of 50443259978 is 87995234405.

50443259978 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 49877628889 + 565631089 = 223333^2 + 23783^2 .

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, 141694373 + ... + 141694728.

Almost surely, 2^50443259978 is an apocalyptic number.

50443259978 is a deficient number, since it is larger than the sum of its proper divisors (26071797562).

50443259978 is a wasteful number, since it uses less digits than its factorization.

50443259978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283389192.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 50443259978 in words is "fifty billion, four hundred forty-three million, two hundred fifty-nine thousand, nine hundred seventy-eight".