6484091771 has 8 divisors (see below), whose sum is σ = 6869143440. Its totient is φ = 6099443968.

The previous prime is 6484091743. The next prime is 6484091773. The reversal of 6484091771 is 1771904846.

It is a happy number.

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 6484091771 - 2²² = 6479897467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6484091773) 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, 67586 + ... + 132423.

It is an arithmetic number, because the mean of its divisors is an integer number (858642930).

Almost surely, 2^6484091771 is an apocalyptic number.

6484091771 is a deficient number, since it is larger than the sum of its proper divisors (385051669).

6484091771 is a wasteful number, since it uses less digits than its factorization.

6484091771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201933.

The product of its (nonzero) digits is 338688, while the sum is 47.

The square root of 6484091771 is about 80523.8583961300. The cubic root of 6484091771 is about 1864.7318310016.

The spelling of 6484091771 in words is "six billion, four hundred eighty-four million, ninety-one thousand, seven hundred seventy-one".