50689718 has 8 divisors (see below), whose sum is σ = 76997280. Its totient is φ = 25023960.

The previous prime is 50689711. The next prime is 50689729. The reversal of 50689718 is 81798605.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50689711) 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, 160253 + ... + 160568.

It is an arithmetic number, because the mean of its divisors is an integer number (9624660).

Almost surely, 2^50689718 is an apocalyptic number.

50689718 is a deficient number, since it is larger than the sum of its proper divisors (26307562).

50689718 is a wasteful number, since it uses less digits than its factorization.

50689718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 320902.

The product of its (nonzero) digits is 120960, while the sum is 44.

The square root of 50689718 is about 7119.6712002732. The cubic root of 50689718 is about 370.0893818636.

The spelling of 50689718 in words is "fifty million, six hundred eighty-nine thousand, seven hundred eighteen".