5591448169 has 4 divisors (see below), whose sum is σ = 5625751696. Its totient is φ = 5557144644.

The previous prime is 5591448167. The next prime is 5591448221. The reversal of 5591448169 is 9618441955.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5591448169 - 2¹ = 5591448167 is a prime.

It is a super-2 number, since 2×5591448169² = 62528585253226905122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5591448167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17151519 + ... + 17151844.

It is an arithmetic number, because the mean of its divisors is an integer number (1406437924).

Almost surely, 2^5591448169 is an apocalyptic number.

It is an amenable number.

5591448169 is a deficient number, since it is larger than the sum of its proper divisors (34303527).

5591448169 is a wasteful number, since it uses less digits than its factorization.

5591448169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34303526.

The product of its digits is 1555200, while the sum is 52.

The square root of 5591448169 is about 74775.9865799175. The cubic root of 5591448169 is about 1774.9035899761.

The spelling of 5591448169 in words is "five billion, five hundred ninety-one million, four hundred forty-eight thousand, one hundred sixty-nine".