198013217410 has 8 divisors (see below), whose sum is σ = 356423791356. Its totient is φ = 79205286960.

The previous prime is 198013217357. The next prime is 198013217443. The reversal of 198013217410 is 14712310891.

It can be written as a sum of positive squares in 2 ways, for example, as 191853636121 + 6159581289 = 438011^2 + 78483^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 198013217410.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9900660861 + ... + 9900660880.

Almost surely, 2^198013217410 is an apocalyptic number.

198013217410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

198013217410 is a deficient number, since it is larger than the sum of its proper divisors (158410573946).

198013217410 is a wasteful number, since it uses less digits than its factorization.

198013217410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19801321748.

The product of its (nonzero) digits is 12096, while the sum is 37.

The spelling of 198013217410 in words is "one hundred ninety-eight billion, thirteen million, two hundred seventeen thousand, four hundred ten".