5050190991169 has 9 divisors (see below), whose sum is σ = 5330025029667. Its totient is φ = 4784351014584.

The previous prime is 5050190991163. The next prime is 5050190991221. The reversal of 5050190991169 is 9611990910505.

The square root of 5050190991169 is 2247263.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 741295170225 + 4308895820944 = 860985^2 + 2075788^2 .

It is not a de Polignac number, because 5050190991169 - 2¹⁷ = 5050190860097 is a prime.

It is a super-2 number, since 2×5050190991169² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5050190991163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 42638859 + ... + 42757135.

Almost surely, 2^{5050190991169} is an apocalyptic number.

5050190991169 is the 2247263-rd square number.

5050190991169 is the 1123632-nd centered octagonal number.

It is an amenable number.

5050190991169 is a deficient number, since it is larger than the sum of its proper divisors (279834038498).

5050190991169 is an frugal number, since it uses more digits than its factorization.

5050190991169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236592 (or 118296 counting only the distinct ones).

The product of its (nonzero) digits is 984150, while the sum is 55.

The spelling of 5050190991169 in words is "five trillion, fifty billion, one hundred ninety million, nine hundred ninety-one thousand, one hundred sixty-nine".