50555000005 has 4 divisors (see below), whose sum is σ = 60666000012. Its totient is φ = 40444000000.

The previous prime is 50555000003. The next prime is 50555000033. The reversal of 50555000005 is 50000055505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34632093409 + 15922906596 = 186097^2 + 126186^2 .

It is not a de Polignac number, because 50555000005 - 2¹ = 50555000003 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555000003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5055499996 + ... + 5055500005.

It is an arithmetic number, because the mean of its divisors is an integer number (15166500003).

Almost surely, 2^50555000005 is an apocalyptic number.

It is an amenable number.

50555000005 is a deficient number, since it is larger than the sum of its proper divisors (10111000007).

50555000005 is a wasteful number, since it uses less digits than its factorization.

50555000005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111000006.

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 50555000005 in words is "fifty billion, five hundred fifty-five million, five", and thus it is an aban number.