6461104809 has 8 divisors (see below), whose sum is σ = 8760820320. Its totient is φ = 4234396256.

The previous prime is 6461104763. The next prime is 6461104829. The reversal of 6461104809 is 9084011646.

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 6461104809 - 2⁹ = 6461104297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6461104829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18251532 + ... + 18251885.

It is an arithmetic number, because the mean of its divisors is an integer number (1095102540).

Almost surely, 2^6461104809 is an apocalyptic number.

It is an amenable number.

6461104809 is a deficient number, since it is larger than the sum of its proper divisors (2299715511).

6461104809 is a wasteful number, since it uses less digits than its factorization.

6461104809 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36503479.

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 6461104809 is about 80380.9978104278. The cubic root of 6461104809 is about 1862.5256483053.

The spelling of 6461104809 in words is "six billion, four hundred sixty-one million, one hundred four thousand, eight hundred nine".