50005610009 has 16 divisors (see below), whose sum is σ = 54062078400. Its totient is φ = 46099803456.

The previous prime is 50005609999. The next prime is 50005610069. The reversal of 50005610009 is 90001650005.

It is a cyclic number.

It is not a de Polignac number, because 50005610009 - 2⁴ = 50005609993 is a prime.

It is a super-2 number, since 2×50005610009² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 50005610009.

It is not an unprimeable number, because it can be changed into a prime (50005610069) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106007 + ... + 333539.

It is an arithmetic number, because the mean of its divisors is an integer number (3378879900).

Almost surely, 2^50005610009 is an apocalyptic number.

It is an amenable number.

50005610009 is a deficient number, since it is larger than the sum of its proper divisors (4056468391).

50005610009 is a wasteful number, since it uses less digits than its factorization.

50005610009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227864.

The product of its (nonzero) digits is 1350, while the sum is 26.

The spelling of 50005610009 in words is "fifty billion, five million, six hundred ten thousand, nine".