5450209998 has 8 divisors (see below), whose sum is σ = 10900420008. Its totient is φ = 1816736664.

The previous prime is 5450209997. The next prime is 5450210009. The reversal of 5450209998 is 8999020545.

It is a sphenic number, since it is the product of 3 distinct primes.

5450209998 is an admirable number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5450209998.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5450209997) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454184161 + ... + 454184172.

It is an arithmetic number, because the mean of its divisors is an integer number (1362552501).

Almost surely, 2^5450209998 is an apocalyptic number.

5450209998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5450209998 is a wasteful number, since it uses less digits than its factorization.

5450209998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908368338.

The product of its (nonzero) digits is 1166400, while the sum is 51.

The square root of 5450209998 is about 73825.5375733899. The cubic root of 5450209998 is about 1759.8314660849.

The spelling of 5450209998 in words is "five billion, four hundred fifty million, two hundred nine thousand, nine hundred ninety-eight".