50188725609 has 32 divisors (see below), whose sum is σ = 77321848320. Its totient is φ = 28618579200.

The previous prime is 50188725607. The next prime is 50188725617. The reversal of 50188725609 is 90652788105.

It is not a de Polignac number, because 50188725609 - 2¹ = 50188725607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (50188725607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1877862 + ... + 1904400.

It is an arithmetic number, because the mean of its divisors is an integer number (2416307760).

Almost surely, 2^50188725609 is an apocalyptic number.

It is an amenable number.

50188725609 is a deficient number, since it is larger than the sum of its proper divisors (27133122711).

50188725609 is a wasteful number, since it uses less digits than its factorization.

50188725609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29941.

The product of its (nonzero) digits is 1209600, while the sum is 51.

The spelling of 50188725609 in words is "fifty billion, one hundred eighty-eight million, seven hundred twenty-five thousand, six hundred nine".