5545161600 has 192 divisors, whose sum is σ = 19925153280. Its totient is φ = 1344256000.

The previous prime is 5545161593. The next prime is 5545161613. The reversal of 5545161600 is 61615455.

It is a tau number, because it is divible by the number of its divisors (192).

It is a super-2 number, since 2×5545161600² = 61497634340229120000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79345 + ... + 131855.

It is an arithmetic number, because the mean of its divisors is an integer number (103776840).

Almost surely, 2^5545161600 is an apocalyptic number.

5545161600 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 5545161600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9962576640).

5545161600 is an abundant number, since it is smaller than the sum of its proper divisors (14379991680).

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

5545161600 is a wasteful number, since it uses less digits than its factorization.

5545161600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52549 (or 52532 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

The square root of 5545161600 is about 74465.8418336891. The cubic root of 5545161600 is about 1769.9924031721.

The spelling of 5545161600 in words is "five billion, five hundred forty-five million, one hundred sixty-one thousand, six hundred".