50125009 has 8 divisors (see below), whose sum is σ = 54764352. Its totient is φ = 45499440.

The previous prime is 50125003. The next prime is 50125051. The reversal of 50125009 is 90052105.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50125009 - 2⁷ = 50124881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50125003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5107 + ... + 11239.

It is an arithmetic number, because the mean of its divisors is an integer number (6845544).

Almost surely, 2^50125009 is an apocalyptic number.

It is an amenable number.

50125009 is a deficient number, since it is larger than the sum of its proper divisors (4639343).

50125009 is a wasteful number, since it uses less digits than its factorization.

50125009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6887.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 50125009 is about 7079.9017648552. The cubic root of 50125009 is about 368.7099190756.

The spelling of 50125009 in words is "fifty million, one hundred twenty-five thousand, nine".