6720437846608 has 20 divisors (see below), whose sum is σ = 13021073739808. Its totient is φ = 3360160752480.

The previous prime is 6720437846597. The next prime is 6720437846657. The reversal of 6720437846608 is 8066487340276.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2674866 + ... + 4538257.

Almost surely, 2^{6720437846608} is an apocalyptic number.

It is an amenable number.

6720437846608 is a deficient number, since it is larger than the sum of its proper divisors (6300635893200).

6720437846608 is a wasteful number, since it uses less digits than its factorization.

6720437846608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7271362 (or 7271356 counting only the distinct ones).

The product of its (nonzero) digits is 65028096, while the sum is 61.

The spelling of 6720437846608 in words is "six trillion, seven hundred twenty billion, four hundred thirty-seven million, eight hundred forty-six thousand, six hundred eight".