5182169937881 has 2 divisors, whose sum is σ = 5182169937882. Its totient is φ = 5182169937880.

The previous prime is 5182169937863. The next prime is 5182169937887. The reversal of 5182169937881 is 1887399612815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5106718638025 + 75451299856 = 2259805^2 + 274684^2 .

It is a cyclic number.

It is not a de Polignac number, because 5182169937881 - 2⁶ = 5182169937817 is a prime.

It is a super-2 number, since 2×5182169937881² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5182169937887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2591084968940 + 2591084968941.

It is an arithmetic number, because the mean of its divisors is an integer number (2591084968941).

Almost surely, 2^{5182169937881} is an apocalyptic number.

It is an amenable number.

5182169937881 is a deficient number, since it is larger than the sum of its proper divisors (1).

5182169937881 is an equidigital number, since it uses as much as digits as its factorization.

5182169937881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52254720, while the sum is 68.

The spelling of 5182169937881 in words is "five trillion, one hundred eighty-two billion, one hundred sixty-nine million, nine hundred thirty-seven thousand, eight hundred eighty-one".