5169170940643 has 2 divisors, whose sum is σ = 5169170940644. Its totient is φ = 5169170940642.

The previous prime is 5169170940641. The next prime is 5169170940667. The reversal of 5169170940643 is 3460490719615.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5169170940643 - 2¹ = 5169170940641 is a prime.

Together with 5169170940641, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5169170940641) 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 as a sum of consecutive naturals, namely, 2584585470321 + 2584585470322.

It is an arithmetic number, because the mean of its divisors is an integer number (2584585470322).

Almost surely, 2^{5169170940643} is an apocalyptic number.

5169170940643 is a deficient number, since it is larger than the sum of its proper divisors (1).

5169170940643 is an equidigital number, since it uses as much as digits as its factorization.

5169170940643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 55.

The spelling of 5169170940643 in words is "five trillion, one hundred sixty-nine billion, one hundred seventy million, nine hundred forty thousand, six hundred forty-three".