6684150564553 has 32 divisors (see below), whose sum is σ = 8357041152000. Its totient is φ = 5193717045120.

The previous prime is 6684150564461. The next prime is 6684150564589. The reversal of 6684150564553 is 3554650514866.

It is a cyclic number.

It is not a de Polignac number, because 6684150564553 - 2⁹ = 6684150564041 is a prime.

It is a super-2 number, since 2×6684150564553² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6684150564653) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 85590438 + ... + 85668496.

It is an arithmetic number, because the mean of its divisors is an integer number (261157536000).

Almost surely, 2^{6684150564553} is an apocalyptic number.

It is an amenable number.

6684150564553 is a deficient number, since it is larger than the sum of its proper divisors (1672890587447).

6684150564553 is a wasteful number, since it uses less digits than its factorization.

6684150564553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81205.

The product of its (nonzero) digits is 51840000, while the sum is 58.

The spelling of 6684150564553 in words is "six trillion, six hundred eighty-four billion, one hundred fifty million, five hundred sixty-four thousand, five hundred fifty-three".