5540424640 has 28 divisors (see below), whose sum is σ = 13193136936. Its totient is φ = 2216169728.

The previous prime is 5540424629. The next prime is 5540424649. The reversal of 5540424640 is 464240455.

It is a junction number, because it is equal to n+sod(n) for n = 5540424596 and 5540424605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5540424649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8656594 + ... + 8657233.

It is an arithmetic number, because the mean of its divisors is an integer number (471183462).

Almost surely, 2^5540424640 is an apocalyptic number.

It is an amenable number.

5540424640 is an abundant number, since it is smaller than the sum of its proper divisors (7652712296).

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

5540424640 is a wasteful number, since it uses less digits than its factorization.

5540424640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17313844 (or 17313834 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The square root of 5540424640 is about 74434.0287771662. The cubic root of 5540424640 is about 1769.4882536445.

The spelling of 5540424640 in words is "five billion, five hundred forty million, four hundred twenty-four thousand, six hundred forty".