6546075216663 has 16 divisors (see below), whose sum is σ = 9247075209216. Its totient is φ = 4104871420800.

The previous prime is 6546075216631. The next prime is 6546075216683. The reversal of 6546075216663 is 3666125706456.

It is not a de Polignac number, because 6546075216663 - 2⁵ = 6546075216631 is a prime.

It is a super-2 number, since 2×6546075216663² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6546075216683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38506413 + ... + 38676038.

It is an arithmetic number, because the mean of its divisors is an integer number (577942200576).

Almost surely, 2^{6546075216663} is an apocalyptic number.

6546075216663 is a deficient number, since it is larger than the sum of its proper divisors (2700999992553).

6546075216663 is a wasteful number, since it uses less digits than its factorization.

6546075216663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77184134.

The product of its (nonzero) digits is 32659200, while the sum is 57.

The spelling of 6546075216663 in words is "six trillion, five hundred forty-six billion, seventy-five million, two hundred sixteen thousand, six hundred sixty-three".