198198288370107 has 16 divisors (see below), whose sum is σ = 293632098480000. Its totient is φ = 132129940177512.

The previous prime is 198198288370067. The next prime is 198198288370217. The reversal of 198198288370107 is 701073882891891.

198198288370107 is a `hidden beast` number, since 1 + 9 + 81 + 98 + 2 + 88 + 370 + 10 + 7 = 666.

It is not a de Polignac number, because 198198288370107 - 2²⁴ = 198198271592891 is a prime.

It is a super-2 number, since 2×198198288370107² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (198198288371107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60943257 + ... + 64113002.

It is an arithmetic number, because the mean of its divisors is an integer number (18352006155000).

Almost surely, 2^{198198288370107} is an apocalyptic number.

198198288370107 is a deficient number, since it is larger than the sum of its proper divisors (95433810109893).

198198288370107 is a wasteful number, since it uses less digits than its factorization.

198198288370107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125114967 (or 125114961 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 72.

The spelling of 198198288370107 in words is "one hundred ninety-eight trillion, one hundred ninety-eight billion, two hundred eighty-eight million, three hundred seventy thousand, one hundred seven".