5545332440 has 32 divisors (see below), whose sum is σ = 12907242000. Its totient is φ = 2141645184.

The previous prime is 5545332371. The next prime is 5545332467. The reversal of 5545332440 is 442335455.

It is a self number, because there is not a number n which added to its sum of digits gives 5545332440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2389070 + ... + 2391389.

Almost surely, 2^5545332440 is an apocalyptic number.

It is an amenable number.

5545332440 is an abundant number, since it is smaller than the sum of its proper divisors (7361909560).

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

5545332440 is a wasteful number, since it uses less digits than its factorization.

5545332440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4780499 (or 4780495 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

The square root of 5545332440 is about 74466.9889279807. The cubic root of 5545332440 is about 1770.0105801234.

Adding to 5545332440 its reverse (442335455), we get a palindrome (5987667895).

The spelling of 5545332440 in words is "five billion, five hundred forty-five million, three hundred thirty-two thousand, four hundred forty".