50509587256 has 32 divisors (see below), whose sum is σ = 95991480000. Its totient is φ = 24912441216.

The previous prime is 50509587199. The next prime is 50509587257. The reversal of 50509587256 is 65278590505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50509587257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 670170 + ... + 741718.

It is an arithmetic number, because the mean of its divisors is an integer number (2999733750).

Almost surely, 2^50509587256 is an apocalyptic number.

It is an amenable number.

50509587256 is a deficient number, since it is larger than the sum of its proper divisors (45481892744).

50509587256 is a wasteful number, since it uses less digits than its factorization.

50509587256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72751 (or 72747 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 52.

The spelling of 50509587256 in words is "fifty billion, five hundred nine million, five hundred eighty-seven thousand, two hundred fifty-six".