6642266576099 has 16 divisors (see below), whose sum is σ = 8281330168320. Its totient is φ = 5175752919360.

The previous prime is 6642266576093. The next prime is 6642266576111. The reversal of 6642266576099 is 9906756622466.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 6642266576099 - 2⁸ = 6642266575843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6642266576093) 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 15 ways as a sum of consecutive naturals, for example, 13892807 + ... + 14362959.

It is an arithmetic number, because the mean of its divisors is an integer number (517583135520).

Almost surely, 2^{6642266576099} is an apocalyptic number.

6642266576099 is a deficient number, since it is larger than the sum of its proper divisors (1639063592221).

6642266576099 is a wasteful number, since it uses less digits than its factorization.

6642266576099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653650.

The product of its (nonzero) digits is 352719360, while the sum is 68.

The spelling of 6642266576099 in words is "six trillion, six hundred forty-two billion, two hundred sixty-six million, five hundred seventy-six thousand, ninety-nine".