655360198 has 32 divisors (see below), whose sum is σ = 1069770240. Its totient is φ = 300100320.

The previous prime is 655360171. The next prime is 655360207. The reversal of 655360198 is 891063556.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146028 + ... + 150448.

It is an arithmetic number, because the mean of its divisors is an integer number (33430320).

Almost surely, 2^655360198 is an apocalyptic number.

655360198 is a deficient number, since it is larger than the sum of its proper divisors (414410042).

655360198 is a wasteful number, since it uses less digits than its factorization.

655360198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572.

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 655360198 is about 25600.0038671872. The cubic root of 655360198 is about 868.6137247867.

The spelling of 655360198 in words is "six hundred fifty-five million, three hundred sixty thousand, one hundred ninety-eight".