659985066602 has 16 divisors (see below), whose sum is σ = 991371575040. Its totient is φ = 329527968768.

The previous prime is 659985066599. The next prime is 659985066607. The reversal of 659985066602 is 206660589956.

659985066602 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (659985066607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19834343 + ... + 19867589.

It is an arithmetic number, because the mean of its divisors is an integer number (61960723440).

Almost surely, 2^659985066602 is an apocalyptic number.

659985066602 is a deficient number, since it is larger than the sum of its proper divisors (331386508438).

659985066602 is a wasteful number, since it uses less digits than its factorization.

659985066602 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46925.

The product of its (nonzero) digits is 41990400, while the sum is 62.

The spelling of 659985066602 in words is "six hundred fifty-nine billion, nine hundred eighty-five million, sixty-six thousand, six hundred two".