50013440313 has 8 divisors (see below), whose sum is σ = 66686578848. Its totient is φ = 33341297664.

The previous prime is 50013440293. The next prime is 50013440329. The reversal of 50013440313 is 31304431005.

It is a happy number.

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

It is not a de Polignac number, because 50013440313 - 2⁶ = 50013440249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50013440713) 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, 122631 + ... + 339212.

It is an arithmetic number, because the mean of its divisors is an integer number (8335822356).

Almost surely, 2^50013440313 is an apocalyptic number.

It is an amenable number.

50013440313 is a deficient number, since it is larger than the sum of its proper divisors (16673138535).

50013440313 is a wasteful number, since it uses less digits than its factorization.

50013440313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497943.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 50013440313 its reverse (31304431005), we get a palindrome (81317871318).

The spelling of 50013440313 in words is "fifty billion, thirteen million, four hundred forty thousand, three hundred thirteen".