51350611243333 has 4 divisors (see below), whose sum is σ = 51358792006540. Its totient is φ = 51342430480128.

The previous prime is 51350611243307. The next prime is 51350611243381. The reversal of 51350611243333 is 33334211605315.

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 42228773666689 + 9121837576644 = 6498367^2 + 3020238^2 .

It is a cyclic number.

It is not a de Polignac number, because 51350611243333 - 2²¹ = 51350609146181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51350611243933) 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, 4090372188 + ... + 4090384741.

It is an arithmetic number, because the mean of its divisors is an integer number (12839698001635).

Almost surely, 2^{51350611243333} is an apocalyptic number.

It is an amenable number.

51350611243333 is a deficient number, since it is larger than the sum of its proper divisors (8180763207).

51350611243333 is an equidigital number, since it uses as much as digits as its factorization.

51350611243333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8180763206.

The product of its (nonzero) digits is 291600, while the sum is 40.

Adding to 51350611243333 its reverse (33334211605315), we get a palindrome (84684822848648).

The spelling of 51350611243333 in words is "fifty-one trillion, three hundred fifty billion, six hundred eleven million, two hundred forty-three thousand, three hundred thirty-three".