6648246135 has 24 divisors (see below), whose sum is σ = 11553744384. Its totient is φ = 3536464320.

The previous prime is 6648246131. The next prime is 6648246191. The reversal of 6648246135 is 5316428466.

6648246135 is a `hidden beast` number, since 6 + 6 + 4 + 8 + 24 + 613 + 5 = 666.

It is not a de Polignac number, because 6648246135 - 2² = 6648246131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6648246131) 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 23 ways as a sum of consecutive naturals, for example, 175636 + ... + 210105.

It is an arithmetic number, because the mean of its divisors is an integer number (481406016).

Almost surely, 2^6648246135 is an apocalyptic number.

6648246135 is a deficient number, since it is larger than the sum of its proper divisors (4905498249).

6648246135 is a wasteful number, since it uses less digits than its factorization.

6648246135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386135 (or 386132 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 6648246135 is about 81536.7778060919. Note that the first 3 decimals coincide. The cubic root of 6648246135 is about 1880.3370203670.

The spelling of 6648246135 in words is "six billion, six hundred forty-eight million, two hundred forty-six thousand, one hundred thirty-five".