50005000005556 has 24 divisors (see below), whose sum is σ = 88494117513984. Its totient is φ = 24721632784800.

The previous prime is 50005000005523. The next prime is 50005000005613. The reversal of 50005000005556 is 65550000050005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82993740 + ... + 83594083.

It is an arithmetic number, because the mean of its divisors is an integer number (3687254896416).

Almost surely, 2^{50005000005556} is an apocalyptic number.

It is an amenable number.

50005000005556 is a deficient number, since it is larger than the sum of its proper divisors (38489117508428).

50005000005556 is a wasteful number, since it uses less digits than its factorization.

50005000005556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166588671 (or 166588669 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 50005000005556 in words is "fifty trillion, five billion, five thousand, five hundred fifty-six".