51812023126363 has 2 divisors, whose sum is σ = 51812023126364. Its totient is φ = 51812023126362.

The previous prime is 51812023126271. The next prime is 51812023126417. The reversal of 51812023126363 is 36362132021815.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51812023126363 - 2⁴⁵ = 16627651037531 is a prime.

It is not a weakly prime, because it can be changed into another prime (51812023126763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25906011563181 + 25906011563182.

It is an arithmetic number, because the mean of its divisors is an integer number (25906011563182).

Almost surely, 2^{51812023126363} is an apocalyptic number.

51812023126363 is a deficient number, since it is larger than the sum of its proper divisors (1).

51812023126363 is an equidigital number, since it uses as much as digits as its factorization.

51812023126363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 51812023126363 in words is "fifty-one trillion, eight hundred twelve billion, twenty-three million, one hundred twenty-six thousand, three hundred sixty-three".