50553012361 has 4 divisors (see below), whose sum is σ = 50555439172. Its totient is φ = 50550585552.

The previous prime is 50553012343. The next prime is 50553012401. The reversal of 50553012361 is 16321035505.

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 25066805625 + 25486206736 = 158325^2 + 159644^2 .

It is a cyclic number.

It is not a de Polignac number, because 50553012361 - 2⁷ = 50553012233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50553012161) 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, 1181886 + ... + 1223911.

It is an arithmetic number, because the mean of its divisors is an integer number (12638859793).

Almost surely, 2^50553012361 is an apocalyptic number.

It is an amenable number.

50553012361 is a deficient number, since it is larger than the sum of its proper divisors (2426811).

50553012361 is a wasteful number, since it uses less digits than its factorization.

50553012361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426810.

The product of its (nonzero) digits is 13500, while the sum is 31.

Adding to 50553012361 its reverse (16321035505), we get a palindrome (66874047866).

The spelling of 50553012361 in words is "fifty billion, five hundred fifty-three million, twelve thousand, three hundred sixty-one".