5545449000 has 1024 divisors, whose sum is σ = 24698419200. Its totient is φ = 1119744000.

The previous prime is 5545448959. The next prime is 5545449029. The reversal of 5545449000 is 9445455.

It is a super-2 number, since 2×5545449000² = 61504009223202000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 90908970 + ... + 90909030.

It is an arithmetic number, because the mean of its divisors is an integer number (24119550).

Almost surely, 2^5545449000 is an apocalyptic number.

5545449000 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 5545449000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12349209600).

5545449000 is an abundant number, since it is smaller than the sum of its proper divisors (19152970200).

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

5545449000 is a wasteful number, since it uses less digits than its factorization.

5545449000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148 (or 128 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 5545449000 is about 74467.7715525314. The cubic root of 5545449000 is about 1770.0229816034.

The spelling of 5545449000 in words is "five billion, five hundred forty-five million, four hundred forty-nine thousand".