5540009459 has 8 divisors (see below), whose sum is σ = 5570627328. Its totient is φ = 5509433160.

The previous prime is 5540009443. The next prime is 5540009467. The reversal of 5540009459 is 9549000455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5540009459 - 2⁴ = 5540009443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5540009359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278834 + ... + 298040.

It is an arithmetic number, because the mean of its divisors is an integer number (696328416).

Almost surely, 2^5540009459 is an apocalyptic number.

5540009459 is a deficient number, since it is larger than the sum of its proper divisors (30617869).

5540009459 is a wasteful number, since it uses less digits than its factorization.

5540009459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20785.

The product of its (nonzero) digits is 162000, while the sum is 41.

The square root of 5540009459 is about 74431.2398056085. The cubic root of 5540009459 is about 1769.4440526850. Note that the first 3 decimals are identical.

The spelling of 5540009459 in words is "five billion, five hundred forty million, nine thousand, four hundred fifty-nine".