545910000 has 200 divisors, whose sum is σ = 1822216704. Its totient is φ = 140640000.

The previous prime is 545909999. The next prime is 545910023. The reversal of 545910000 is 19545.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 929707 + ... + 930293.

Almost surely, 2^545910000 is an apocalyptic number.

545910000 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 545910000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (911108352).

545910000 is an abundant number, since it is smaller than the sum of its proper divisors (1276306704).

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

545910000 is a wasteful number, since it uses less digits than its factorization.

545910000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 545910000 is about 23364.7169895122. The cubic root of 545910000 is about 817.2852918357.

Adding to 545910000 its reverse (19545), we get a palindrome (545929545).

The spelling of 545910000 in words is "five hundred forty-five million, nine hundred ten thousand".