6648676851 has 16 divisors (see below), whose sum is σ = 9174274560. Its totient is φ = 4277888160.

The previous prime is 6648676819. The next prime is 6648676871. The reversal of 6648676851 is 1586768466.

It is not a de Polignac number, because 6648676851 - 2⁵ = 6648676819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6648676791 and 6648676800.

It is not an unprimeable number, because it can be changed into a prime (6648676871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223606 + ... + 251588.

It is an arithmetic number, because the mean of its divisors is an integer number (573392160).

Almost surely, 2^6648676851 is an apocalyptic number.

6648676851 is a deficient number, since it is larger than the sum of its proper divisors (2525597709).

6648676851 is a wasteful number, since it uses less digits than its factorization.

6648676851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30746.

The product of its digits is 11612160, while the sum is 57.

The square root of 6648676851 is about 81539.4190008734. The cubic root of 6648676851 is about 1880.3776262518.

The spelling of 6648676851 in words is "six billion, six hundred forty-eight million, six hundred seventy-six thousand, eight hundred fifty-one".