198377040207 has 24 divisors (see below), whose sum is σ = 280699189680. Its totient is φ = 124598424960.

The previous prime is 198377040193. The next prime is 198377040209. The reversal of 198377040207 is 702040773891.

It is not a de Polignac number, because 198377040207 - 2¹¹ = 198377038159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198377040209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309982 + ... + 702027.

It is an arithmetic number, because the mean of its divisors is an integer number (11695799570).

Almost surely, 2^198377040207 is an apocalyptic number.

198377040207 is a deficient number, since it is larger than the sum of its proper divisors (82322149473).

198377040207 is a wasteful number, since it uses less digits than its factorization.

198377040207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012231 (or 1012212 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 48.

The spelling of 198377040207 in words is "one hundred ninety-eight billion, three hundred seventy-seven million, forty thousand, two hundred seven".