545051532000 has 192 divisors, whose sum is σ = 1787511608064. Its totient is φ = 145190566400.

The previous prime is 545051531993. The next prime is 545051532001. The reversal of 545051532000 is 235150545.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545051532001) 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, 11340019 + ... + 11387981.

It is an arithmetic number, because the mean of its divisors is an integer number (9309956292).

Almost surely, 2^545051532000 is an apocalyptic number.

545051532000 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 545051532000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (893755804032).

545051532000 is an abundant number, since it is smaller than the sum of its proper divisors (1242460076064).

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

545051532000 is a wasteful number, since it uses less digits than its factorization.

545051532000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48938 (or 48920 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 30.

Adding to 545051532000 its reverse (235150545), we get a palindrome (545286682545).

The spelling of 545051532000 in words is "five hundred forty-five billion, fifty-one million, five hundred thirty-two thousand".