6648246773 has 8 divisors (see below), whose sum is σ = 7759656192. Its totient is φ = 5577252336.

The previous prime is 6648246749. The next prime is 6648246799. The reversal of 6648246773 is 3776428466.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6648246773 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 (6648246973) 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, 10103390 + ... + 10104047.

It is an arithmetic number, because the mean of its divisors is an integer number (969957024).

Almost surely, 2^6648246773 is an apocalyptic number.

It is an amenable number.

6648246773 is a deficient number, since it is larger than the sum of its proper divisors (1111409419).

6648246773 is a wasteful number, since it uses less digits than its factorization.

6648246773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20207491.

The product of its digits is 8128512, while the sum is 53.

The square root of 6648246773 is about 81536.7817184367. The cubic root of 6648246773 is about 1880.3370805159.

The spelling of 6648246773 in words is "six billion, six hundred forty-eight million, two hundred forty-six thousand, seven hundred seventy-three".