655611166202 has 4 divisors (see below), whose sum is σ = 983416749306. Its totient is φ = 327805583100.

The previous prime is 655611166193. The next prime is 655611166219. The reversal of 655611166202 is 202661116556.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 652409982961 + 3201183241 = 807719^2 + 56579^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 655611166202.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 163902791549 + ... + 163902791552.

Almost surely, 2^655611166202 is an apocalyptic number.

655611166202 is a deficient number, since it is larger than the sum of its proper divisors (327805583104).

655611166202 is a wasteful number, since it uses less digits than its factorization.

655611166202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327805583103.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 655611166202 in words is "six hundred fifty-five billion, six hundred eleven million, one hundred sixty-six thousand, two hundred two".