198391557675202 has 16 divisors (see below), whose sum is σ = 310353803569152. Its totient is φ = 95006266392960.

The previous prime is 198391557675193. The next prime is 198391557675221. The reversal of 198391557675202 is 202576755193891.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16494137458 + ... + 16494149485.

It is an arithmetic number, because the mean of its divisors is an integer number (19397112723072).

Almost surely, 2^{198391557675202} is an apocalyptic number.

198391557675202 is a deficient number, since it is larger than the sum of its proper divisors (111962245893950).

198391557675202 is a wasteful number, since it uses less digits than its factorization.

198391557675202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32988287073.

The product of its (nonzero) digits is 285768000, while the sum is 70.

The spelling of 198391557675202 in words is "one hundred ninety-eight trillion, three hundred ninety-one billion, five hundred fifty-seven million, six hundred seventy-five thousand, two hundred two".