4451223455000 has 480 divisors, whose sum is σ = 12290751950400. Its totient is φ = 1506304800000.

The previous prime is 4451223454963. The next prime is 4451223455009. The reversal of 4451223455000 is 5543221544.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4451223455009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 10623444791 + ... + 10623445209.

It is an arithmetic number, because the mean of its divisors is an integer number (25605733230).

Almost surely, 2^{4451223455000} is an apocalyptic number.

4451223455000 is a gapful number since it is divisible by the number (40) 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 4451223455000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6145375975200).

4451223455000 is an abundant number, since it is smaller than the sum of its proper divisors (7839528495400).

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

4451223455000 is a wasteful number, since it uses less digits than its factorization.

4451223455000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921 (or 895 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 35.

Adding to 4451223455000 its reverse (5543221544), we get a palindrome (4456766676544).

The spelling of 4451223455000 in words is "four trillion, four hundred fifty-one billion, two hundred twenty-three million, four hundred fifty-five thousand".