6622853972390 has 64 divisors (see below), whose sum is σ = 12481541804160. Its totient is φ = 2526937620480.

The previous prime is 6622853972369. The next prime is 6622853972393. The reversal of 6622853972390 is 932793582266.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6622853972393) 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 31 ways as a sum of consecutive naturals, for example, 12311942 + ... + 12838598.

It is an arithmetic number, because the mean of its divisors is an integer number (195024090690).

Almost surely, 2^{6622853972390} is an apocalyptic number.

6622853972390 is a deficient number, since it is larger than the sum of its proper divisors (5858687831770).

6622853972390 is a wasteful number, since it uses less digits than its factorization.

6622853972390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527217.

The product of its (nonzero) digits is 58786560, while the sum is 62.

The spelling of 6622853972390 in words is "six trillion, six hundred twenty-two billion, eight hundred fifty-three million, nine hundred seventy-two thousand, three hundred ninety".