6508040479 has 4 divisors (see below), whose sum is σ = 6540744400. Its totient is φ = 6475336560.

The previous prime is 6508040401. The next prime is 6508040491. The reversal of 6508040479 is 9740408056.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6508040479 - 2¹³ = 6508032287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6508040179) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 16351662 + ... + 16352059.

It is an arithmetic number, because the mean of its divisors is an integer number (1635186100).

Almost surely, 2^6508040479 is an apocalyptic number.

6508040479 is a deficient number, since it is larger than the sum of its proper divisors (32703921).

6508040479 is a wasteful number, since it uses less digits than its factorization.

6508040479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32703920.

The product of its (nonzero) digits is 241920, while the sum is 43.

The square root of 6508040479 is about 80672.4270057620. The cubic root of 6508040479 is about 1867.0247787033.

The spelling of 6508040479 in words is "six billion, five hundred eight million, forty thousand, four hundred seventy-nine".