5545081872000 has 768 divisors, whose sum is σ = 22048781040000. Its totient is φ = 1324173312000.

The previous prime is 5545081871999. The next prime is 5545081872017. The reversal of 5545081872000 is 2781805455.

5545081872000 is a `hidden beast` number, since 5 + 545 + 0 + 8 + 1 + 87 + 20 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 106101876 + ... + 106154124.

Almost surely, 2^{5545081872000} is an apocalyptic number.

5545081872000 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 5545081872000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11024390520000).

5545081872000 is an abundant number, since it is smaller than the sum of its proper divisors (16503699168000).

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

5545081872000 is a wasteful number, since it uses less digits than its factorization.

5545081872000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52362 (or 52337 counting only the distinct ones).

The product of its (nonzero) digits is 448000, while the sum is 45.

The spelling of 5545081872000 in words is "five trillion, five hundred forty-five billion, eighty-one million, eight hundred seventy-two thousand".