50985699 has 4 divisors (see below), whose sum is σ = 67980936. Its totient is φ = 33990464.

The previous prime is 50985689. The next prime is 50985707. The reversal of 50985699 is 99658905.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50985699 - 2¹⁷ = 50854627 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50985619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8497614 + ... + 8497619.

It is an arithmetic number, because the mean of its divisors is an integer number (16995234).

Almost surely, 2^50985699 is an apocalyptic number.

50985699 is a deficient number, since it is larger than the sum of its proper divisors (16995237).

50985699 is a wasteful number, since it uses less digits than its factorization.

50985699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16995236.

The product of its (nonzero) digits is 874800, while the sum is 51.

The square root of 50985699 is about 7140.4270880669. The cubic root of 50985699 is about 370.8083107750.

The spelling of 50985699 in words is "fifty million, nine hundred eighty-five thousand, six hundred ninety-nine".