162198112907 has 4 divisors (see below), whose sum is σ = 162230759880. Its totient is φ = 162165465936.

The previous prime is 162198112903. The next prime is 162198112943. The reversal of 162198112907 is 709211891261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 162198112907 - 2² = 162198112903 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (162198112903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16316033 + ... + 16325970.

It is an arithmetic number, because the mean of its divisors is an integer number (40557689970).

Almost surely, 2^162198112907 is an apocalyptic number.

162198112907 is a deficient number, since it is larger than the sum of its proper divisors (32646973).

162198112907 is an equidigital number, since it uses as much as digits as its factorization.

162198112907 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32646972.

The product of its (nonzero) digits is 108864, while the sum is 47.

The spelling of 162198112907 in words is "one hundred sixty-two billion, one hundred ninety-eight million, one hundred twelve thousand, nine hundred seven".