51223304333 has 16 divisors (see below), whose sum is σ = 55404311040. Its totient is φ = 47172577536.

The previous prime is 51223304309. The next prime is 51223304369. The reversal of 51223304333 is 33340332215.

It is a cyclic number.

It is not a de Polignac number, because 51223304333 - 2¹⁴ = 51223287949 is a prime.

It is a super-2 number, since 2×51223304333² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51223304296 and 51223304305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51223304933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5790728 + ... + 5799566.

It is an arithmetic number, because the mean of its divisors is an integer number (3462769440).

Almost surely, 2^51223304333 is an apocalyptic number.

It is an amenable number.

51223304333 is a deficient number, since it is larger than the sum of its proper divisors (4181006707).

51223304333 is a wasteful number, since it uses less digits than its factorization.

51223304333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16156.

The product of its (nonzero) digits is 19440, while the sum is 29.

Adding to 51223304333 its reverse (33340332215), we get a palindrome (84563636548).

The spelling of 51223304333 in words is "fifty-one billion, two hundred twenty-three million, three hundred four thousand, three hundred thirty-three".