6464046461 has 8 divisors (see below), whose sum is σ = 6491741760. Its totient is φ = 6436411072.

The previous prime is 6464046451. The next prime is 6464046469. The reversal of 6464046461 is 1646404646.

6464046461 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 6464046461 - 2¹⁸ = 6463784317 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6464046469) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208325 + ... + 237333.

It is an arithmetic number, because the mean of its divisors is an integer number (811467720).

Almost surely, 2^6464046461 is an apocalyptic number.

It is an amenable number.

6464046461 is a deficient number, since it is larger than the sum of its proper divisors (27695299).

6464046461 is a wasteful number, since it uses less digits than its factorization.

6464046461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29955.

The product of its (nonzero) digits is 331776, while the sum is 41.

The square root of 6464046461 is about 80399.2939085910. The cubic root of 6464046461 is about 1862.8082661743.

The spelling of 6464046461 in words is "six billion, four hundred sixty-four million, forty-six thousand, four hundred sixty-one".