5491169000 has 64 divisors (see below), whose sum is σ = 12860640000. Its totient is φ = 2194536000.

The previous prime is 5491168981. The next prime is 5491169003. The reversal of 5491169000 is 9611945.

It is a super-2 number, since 2×5491169000² = 60305873973122000000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5491169003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1829501 + ... + 1832499.

It is an arithmetic number, because the mean of its divisors is an integer number (200947500).

Almost surely, 2^5491169000 is an apocalyptic number.

5491169000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5491169000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6430320000).

5491169000 is an abundant number, since it is smaller than the sum of its proper divisors (7369471000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5491169000 is a wasteful number, since it uses less digits than its factorization.

5491169000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4851 (or 4837 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 35.

The square root of 5491169000 is about 74102.4223625652. The cubic root of 5491169000 is about 1764.2289189632.

The spelling of 5491169000 in words is "five billion, four hundred ninety-one million, one hundred sixty-nine thousand".