51333422244869 has 2 divisors, whose sum is σ = 51333422244870. Its totient is φ = 51333422244868.

The previous prime is 51333422244821. The next prime is 51333422244919. The reversal of 51333422244869 is 96844222433315.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31476924784900 + 19856497459969 = 5610430^2 + 4456063^2 .

It is a cyclic number.

It is not a de Polignac number, because 51333422244869 - 2²⁴ = 51333405467653 is a prime.

It is a super-2 number, since 2×51333422244869² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51333422241869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25666711122434 + 25666711122435.

It is an arithmetic number, because the mean of its divisors is an integer number (25666711122435).

Almost surely, 2^{51333422244869} is an apocalyptic number.

It is an amenable number.

51333422244869 is a deficient number, since it is larger than the sum of its proper divisors (1).

51333422244869 is an equidigital number, since it uses as much as digits as its factorization.

51333422244869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29859840, while the sum is 56.

The spelling of 51333422244869 in words is "fifty-one trillion, three hundred thirty-three billion, four hundred twenty-two million, two hundred forty-four thousand, eight hundred sixty-nine".