3543040000 has 160 divisors (see below), whose sum is σ = 8905813290. Its totient is φ = 1409024000.

The previous prime is 3543039971. The next prime is 3543040001. The reversal of 3543040000 is 403453.

It can be written as a sum of positive squares in 5 ways, for example, as 414203904 + 3128836096 = 20352^2 + 55936^2 .

It is a tau number, because it is divible by the number of its divisors (160).

It is a self number, because there is not a number n which added to its sum of digits gives 3543040000.

It is not an unprimeable number, because it can be changed into a prime (3543040001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20479914 + ... + 20480086.

Almost surely, 2^3543040000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3543040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4452906645).

3543040000 is an abundant number, since it is smaller than the sum of its proper divisors (5362773290).

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

3543040000 is an frugal number, since it uses more digits than its factorization.

3543040000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223 (or 180 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 3543040000 is about 59523.4407607625. The cubic root of 3543040000 is about 1524.4927095273.

Adding to 3543040000 its reverse (403453), we get a palindrome (3543443453).

The spelling of 3543040000 in words is "three billion, five hundred forty-three million, forty thousand".