50757689 has 2 divisors, whose sum is σ = 50757690. Its totient is φ = 50757688.

The previous prime is 50757667. The next prime is 50757691. The reversal of 50757689 is 98675705.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47499664 + 3258025 = 6892^2 + 1805^2 .

It is a cyclic number.

It is not a de Polignac number, because 50757689 - 2⁸ = 50757433 is a prime.

Together with 50757691, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50757589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25378844 + 25378845.

It is an arithmetic number, because the mean of its divisors is an integer number (25378845).

Almost surely, 2^50757689 is an apocalyptic number.

It is an amenable number.

50757689 is a deficient number, since it is larger than the sum of its proper divisors (1).

50757689 is an equidigital number, since it uses as much as digits as its factorization.

50757689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 47.

The square root of 50757689 is about 7124.4430659526. The cubic root of 50757689 is about 370.2547284134.

The spelling of 50757689 in words is "fifty million, seven hundred fifty-seven thousand, six hundred eighty-nine".