50000405426 has 8 divisors (see below), whose sum is σ = 75075837420. Its totient is φ = 24975126288.

The previous prime is 50000405417. The next prime is 50000405443. The reversal of 50000405426 is 62450400005.

It can be written as a sum of positive squares in 2 ways, for example, as 48715111225 + 1285294201 = 220715^2 + 35851^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 50000405395 and 50000405404.

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, 12535721 + ... + 12539708.

Almost surely, 2^50000405426 is an apocalyptic number.

50000405426 is a deficient number, since it is larger than the sum of its proper divisors (25075431994).

50000405426 is a wasteful number, since it uses less digits than its factorization.

50000405426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25076428.

The product of its (nonzero) digits is 4800, while the sum is 26.

The spelling of 50000405426 in words is "fifty billion, four hundred five thousand, four hundred twenty-six".