50055610509 has 24 divisors (see below), whose sum is σ = 78422860152. Its totient is φ = 30641402880.

The previous prime is 50055610499. The next prime is 50055610537. The reversal of 50055610509 is 90501655005.

50055610509 is a `hidden beast` number, since 50 + 0 + 556 + 1 + 0 + 50 + 9 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 14106312900 + 35949297609 = 118770^2 + 189603^2 .

It is not a de Polignac number, because 50055610509 - 2¹¹ = 50055608461 is a prime.

It is a super-2 number, since 2×50055610509² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50055610009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3983494 + ... + 3996039.

It is an arithmetic number, because the mean of its divisors is an integer number (3267619173).

Almost surely, 2^50055610509 is an apocalyptic number.

It is an amenable number.

50055610509 is a deficient number, since it is larger than the sum of its proper divisors (28367249643).

50055610509 is a wasteful number, since it uses less digits than its factorization.

50055610509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7979597 (or 7979594 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 36.

The spelling of 50055610509 in words is "fifty billion, fifty-five million, six hundred ten thousand, five hundred nine".