545055510400 has 192 divisors, whose sum is σ = 1394109990000. Its totient is φ = 210319441920.

The previous prime is 545055510383. The next prime is 545055510401. The reversal of 545055510400 is 4015550545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545055510401) 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 23 ways as a sum of consecutive naturals, for example, 157665472 + ... + 157668928.

Almost surely, 2^545055510400 is an apocalyptic number.

545055510400 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 545055510400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (697054995000).

545055510400 is an abundant number, since it is smaller than the sum of its proper divisors (849054479600).

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

545055510400 is a wasteful number, since it uses less digits than its factorization.

545055510400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5209 (or 5192 counting only the distinct ones).

The product of its (nonzero) digits is 50000, while the sum is 34.

The spelling of 545055510400 in words is "five hundred forty-five billion, fifty-five million, five hundred ten thousand, four hundred".