50054999985 has 24 divisors (see below), whose sum is σ = 86783486400. Its totient is φ = 26689388832.

The previous prime is 50054999957. The next prime is 50054999999. The reversal of 50054999985 is 58999945005.

50054999985 is a `hidden beast` number, since 5 + 0 + 0 + 549 + 9 + 9 + 9 + 85 = 666.

It is not a de Polignac number, because 50054999985 - 2⁷ = 50054999857 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48772 + ... + 320138.

It is an arithmetic number, because the mean of its divisors is an integer number (3615978600).

Almost surely, 2^50054999985 is an apocalyptic number.

It is an amenable number.

50054999985 is a deficient number, since it is larger than the sum of its proper divisors (36728486415).

50054999985 is a wasteful number, since it uses less digits than its factorization.

50054999985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275477 (or 275474 counting only the distinct ones).

The product of its (nonzero) digits is 26244000, while the sum is 63.

The spelling of 50054999985 in words is "fifty billion, fifty-four million, nine hundred ninety-nine thousand, nine hundred eighty-five".