545403243000 has 512 divisors, whose sum is σ = 2190013562880. Its totient is φ = 109673280000.

The previous prime is 545403242959. The next prime is 545403243079. The reversal of 545403243000 is 342304545.

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, 7122919 + ... + 7199081.

It is an arithmetic number, because the mean of its divisors is an integer number (4277370240).

Almost surely, 2^545403243000 is an apocalyptic number.

545403243000 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 545403243000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1095006781440).

545403243000 is an abundant number, since it is smaller than the sum of its proper divisors (1644610319880).

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

545403243000 is a wasteful number, since it uses less digits than its factorization.

545403243000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76236 (or 76222 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 30.

Adding to 545403243000 its reverse (342304545), we get a palindrome (545745547545).

The spelling of 545403243000 in words is "five hundred forty-five billion, four hundred three million, two hundred forty-three thousand".