602166643856 has 40 divisors (see below), whose sum is σ = 1187496638208. Its totient is φ = 295747200000.

The previous prime is 602166643831. The next prime is 602166643909. The reversal of 602166643856 is 658346661206.

It is a junction number, because it is equal to n+sod(n) for n = 602166643798 and 602166643807.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 670145 + ... + 1285856.

Almost surely, 2^602166643856 is an apocalyptic number.

It is an amenable number.

602166643856 is a deficient number, since it is larger than the sum of its proper divisors (585329994352).

602166643856 is a wasteful number, since it uses less digits than its factorization.

602166643856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1956351 (or 1956345 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 53.

The spelling of 602166643856 in words is "six hundred two billion, one hundred sixty-six million, six hundred forty-three thousand, eight hundred fifty-six".