198360655 has 16 divisors (see below), whose sum is σ = 242676000. Its totient is φ = 155607040.

The previous prime is 198360629. The next prime is 198360683. The reversal of 198360655 is 556063891.

It is not a de Polignac number, because 198360655 - 2⁵ = 198360623 is a prime.

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, 188571 + ... + 189619.

It is an arithmetic number, because the mean of its divisors is an integer number (15167250).

Almost surely, 2^198360655 is an apocalyptic number.

198360655 is a deficient number, since it is larger than the sum of its proper divisors (44315345).

198360655 is a wasteful number, since it uses less digits than its factorization.

198360655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754.

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

The square root of 198360655 is about 14084.0567664292. The cubic root of 198360655 is about 583.2013373906.

The spelling of 198360655 in words is "one hundred ninety-eight million, three hundred sixty thousand, six hundred fifty-five".