500000056 has 24 divisors (see below), whose sum is σ = 995895720. Its totient is φ = 235293056.

The previous prime is 500000041. The next prime is 500000057. The reversal of 500000056 is 650000005.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 499999985 and 500000039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500000057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 105820 + ... + 110443.

It is an arithmetic number, because the mean of its divisors is an integer number (41495655).

Almost surely, 2^500000056 is an apocalyptic number.

It is an amenable number.

500000056 is a deficient number, since it is larger than the sum of its proper divisors (495895664).

500000056 is a wasteful number, since it uses less digits than its factorization.

500000056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216303 (or 216282 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 500000056 is about 22360.6810271959. The cubic root of 500000056 is about 793.7005556156.

The spelling of 500000056 in words is "five hundred million, fifty-six", and thus it is an aban number.