50545342313 has 4 divisors (see below), whose sum is σ = 50555470548. Its totient is φ = 50535214080.

The previous prime is 50545342279. The next prime is 50545342459. The reversal of 50545342313 is 31324354505.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 35046835264 + 15498507049 = 187208^2 + 124493^2 .

It is a cyclic number.

It is not a de Polignac number, because 50545342313 - 2¹⁸ = 50545080169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50545342213) 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, 5056628 + ... + 5066613.

It is an arithmetic number, because the mean of its divisors is an integer number (12638867637).

Almost surely, 2^50545342313 is an apocalyptic number.

It is an amenable number.

50545342313 is a deficient number, since it is larger than the sum of its proper divisors (10128235).

50545342313 is a wasteful number, since it uses less digits than its factorization.

50545342313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10128234.

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 50545342313 its reverse (31324354505), we get a palindrome (81869696818).

The spelling of 50545342313 in words is "fifty billion, five hundred forty-five million, three hundred forty-two thousand, three hundred thirteen".