50553313 has 4 divisors (see below), whose sum is σ = 50592960. Its totient is φ = 50513668.

The previous prime is 50553289. The next prime is 50553317. The reversal of 50553313 is 31335505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50553313 - 2¹⁷ = 50422241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50553317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17845 + ... + 20482.

It is an arithmetic number, because the mean of its divisors is an integer number (12648240).

Almost surely, 2^50553313 is an apocalyptic number.

It is an amenable number.

50553313 is a deficient number, since it is larger than the sum of its proper divisors (39647).

50553313 is a wasteful number, since it uses less digits than its factorization.

50553313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39646.

The product of its (nonzero) digits is 3375, while the sum is 25.

The square root of 50553313 is about 7110.0853018793. The cubic root of 50553313 is about 369.7571159788.

Adding to 50553313 its reverse (31335505), we get a palindrome (81888818).

The spelling of 50553313 in words is "fifty million, five hundred fifty-three thousand, three hundred thirteen".