5409240940 has 24 divisors (see below), whose sum is σ = 11367295632. Its totient is φ = 2162193600.

The previous prime is 5409240923. The next prime is 5409240971. The reversal of 5409240940 is 490429045.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 5409240940.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64179 + ... + 122218.

It is an arithmetic number, because the mean of its divisors is an integer number (473637318).

Almost surely, 2^5409240940 is an apocalyptic number.

It is an amenable number.

5409240940 is an abundant number, since it is smaller than the sum of its proper divisors (5958054692).

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

5409240940 is a wasteful number, since it uses less digits than its factorization.

5409240940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187857 (or 187855 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The square root of 5409240940 is about 73547.5420391464. The cubic root of 5409240940 is about 1755.4108382520.

Adding to 5409240940 its reverse (490429045), we get a palindrome (5899669985).

The spelling of 5409240940 in words is "five billion, four hundred nine million, two hundred forty thousand, nine hundred forty".