6650645877796 has 48 divisors (see below), whose sum is σ = 11815067121984. Its totient is φ = 3275046798336.

The previous prime is 6650645877779. The next prime is 6650645877797. The reversal of 6650645877796 is 6977785460566.

It is not an unprimeable number, because it can be changed into a prime (6650645877797) 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 15 ways as a sum of consecutive naturals, for example, 1221868651 + ... + 1221874093.

It is an arithmetic number, because the mean of its divisors is an integer number (246147231708).

Almost surely, 2^{6650645877796} is an apocalyptic number.

It is an amenable number.

6650645877796 is a deficient number, since it is larger than the sum of its proper divisors (5164421244188).

6650645877796 is a wasteful number, since it uses less digits than its factorization.

6650645877796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10780 (or 10778 counting only the distinct ones).

The product of its (nonzero) digits is 3200601600, while the sum is 76.

The spelling of 6650645877796 in words is "six trillion, six hundred fifty billion, six hundred forty-five million, eight hundred seventy-seven thousand, seven hundred ninety-six".