545031543000 has 512 divisors, whose sum is σ = 2064783052800. Its totient is φ = 116849664000.

The previous prime is 545031542999. The next prime is 545031543013. The reversal of 545031543000 is 345130545.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 111024546 + ... + 111029454.

It is an arithmetic number, because the mean of its divisors is an integer number (4032779400).

Almost surely, 2^545031543000 is an apocalyptic number.

545031543000 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 545031543000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1032391526400).

545031543000 is an abundant number, since it is smaller than the sum of its proper divisors (1519751509800).

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

545031543000 is a wasteful number, since it uses less digits than its factorization.

545031543000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5268 (or 5254 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 545031543000 its reverse (345130545), we get a palindrome (545376673545).

The spelling of 545031543000 in words is "five hundred forty-five billion, thirty-one million, five hundred forty-three thousand".