102006660663 has 8 divisors (see below), whose sum is σ = 151120978800. Its totient is φ = 68004440424.

The previous prime is 102006660661. The next prime is 102006660667. The reversal of 102006660663 is 366066600201.

It is not a de Polignac number, because 102006660663 - 2¹ = 102006660661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102006660661) 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 7 ways as a sum of consecutive naturals, for example, 1889012208 + ... + 1889012261.

It is an arithmetic number, because the mean of its divisors is an integer number (18890122350).

Almost surely, 2^102006660663 is an apocalyptic number.

102006660663 is a deficient number, since it is larger than the sum of its proper divisors (49114318137).

102006660663 is an equidigital number, since it uses as much as digits as its factorization.

102006660663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3778024478 (or 3778024472 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The spelling of 102006660663 in words is "one hundred two billion, six million, six hundred sixty thousand, six hundred sixty-three".