198255119610 has 32 divisors (see below), whose sum is σ = 475861588992. Its totient is φ = 52862553920.

The previous prime is 198255119599. The next prime is 198255119633. The reversal of 198255119610 is 16911552891.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 198255119610.

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, 43749 + ... + 631208.

It is an arithmetic number, because the mean of its divisors is an integer number (14870674656).

Almost surely, 2^198255119610 is an apocalyptic number.

198255119610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198255119610 is an abundant number, since it is smaller than the sum of its proper divisors (277606469382).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

198255119610 is a wasteful number, since it uses less digits than its factorization.

198255119610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684758.

The product of its (nonzero) digits is 194400, while the sum is 48.

The spelling of 198255119610 in words is "one hundred ninety-eight billion, two hundred fifty-five million, one hundred nineteen thousand, six hundred ten".