51110168854523 has 2 divisors, whose sum is σ = 51110168854524. Its totient is φ = 51110168854522.

The previous prime is 51110168854453. The next prime is 51110168854541. The reversal of 51110168854523 is 32545886101115.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51110168854523 - 2⁸ = 51110168854267 is a prime.

It is a super-2 number, since 2×51110168854523² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51110168854543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25555084427261 + 25555084427262.

It is an arithmetic number, because the mean of its divisors is an integer number (25555084427262).

Almost surely, 2^{51110168854523} is an apocalyptic number.

51110168854523 is a deficient number, since it is larger than the sum of its proper divisors (1).

51110168854523 is an equidigital number, since it uses as much as digits as its factorization.

51110168854523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152000, while the sum is 50.

The spelling of 51110168854523 in words is "fifty-one trillion, one hundred ten billion, one hundred sixty-eight million, eight hundred fifty-four thousand, five hundred twenty-three".