5535403440 has 160 divisors (see below), whose sum is σ = 20089714176. Its totient is φ = 1234360320.

The previous prime is 5535403429. The next prime is 5535403457. The reversal of 5535403440 is 443045355.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28699 + ... + 109061.

Almost surely, 2^5535403440 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 5535403440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10044857088).

5535403440 is an abundant number, since it is smaller than the sum of its proper divisors (14554310736).

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

5535403440 is a wasteful number, since it uses less digits than its factorization.

5535403440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80427 (or 80421 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

The square root of 5535403440 is about 74400.2919349111. The cubic root of 5535403440 is about 1768.9535389221.

Adding to 5535403440 its reverse (443045355), we get a palindrome (5978448795).

The spelling of 5535403440 in words is "five billion, five hundred thirty-five million, four hundred three thousand, four hundred forty".