50644143628 has 12 divisors (see below), whose sum is σ = 95444732320. Its totient is φ = 23374220112.

The previous prime is 50644143547. The next prime is 50644143653. The reversal of 50644143628 is 82634144605.

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, 486962868 + ... + 486962971.

Almost surely, 2^50644143628 is an apocalyptic number.

It is an amenable number.

50644143628 is a deficient number, since it is larger than the sum of its proper divisors (44800588692).

50644143628 is a wasteful number, since it uses less digits than its factorization.

50644143628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973925856 (or 973925854 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 50644143628 in words is "fifty billion, six hundred forty-four million, one hundred forty-three thousand, six hundred twenty-eight".