6722955618 has 8 divisors (see below), whose sum is σ = 13445911248. Its totient is φ = 2240985204.

The previous prime is 6722955601. The next prime is 6722955661. The reversal of 6722955618 is 8165592276.

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

6722955618 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 560246296 + ... + 560246307.

It is an arithmetic number, because the mean of its divisors is an integer number (1680738906).

Almost surely, 2^6722955618 is an apocalyptic number.

6722955618 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6722955618 is a wasteful number, since it uses less digits than its factorization.

6722955618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120492608.

The product of its digits is 1814400, while the sum is 51.

The square root of 6722955618 is about 81993.6315697750. The cubic root of 6722955618 is about 1887.3542123149.

The spelling of 6722955618 in words is "six billion, seven hundred twenty-two million, nine hundred fifty-five thousand, six hundred eighteen".