545451443000 has 128 divisors (see below), whose sum is σ = 1353929878080. Its totient is φ = 204967526400.

The previous prime is 545451442999. The next prime is 545451443003. The reversal of 545451443000 is 344154545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545451443003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9269672 + ... + 9328328.

Almost surely, 2^545451443000 is an apocalyptic number.

545451443000 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 545451443000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676964939040).

545451443000 is an abundant number, since it is smaller than the sum of its proper divisors (808478435080).

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

545451443000 is a wasteful number, since it uses less digits than its factorization.

545451443000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59242 (or 59228 counting only the distinct ones).

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

Adding to 545451443000 its reverse (344154545), we get a palindrome (545795597545).

The spelling of 545451443000 in words is "five hundred forty-five billion, four hundred fifty-one million, four hundred forty-three thousand".