197839892094 has 16 divisors (see below), whose sum is σ = 426116690832. Its totient is φ = 60873812928.

The previous prime is 197839892083. The next prime is 197839892099. The reversal of 197839892094 is 490298938791.

197839892094 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197839892099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268204359 + ... + 1268204514.

It is an arithmetic number, because the mean of its divisors is an integer number (26632293177).

Almost surely, 2^197839892094 is an apocalyptic number.

197839892094 is an abundant number, since it is smaller than the sum of its proper divisors (228276798738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

197839892094 is a wasteful number, since it uses less digits than its factorization.

197839892094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536408891.

The product of its (nonzero) digits is 70543872, while the sum is 69.

The spelling of 197839892094 in words is "one hundred ninety-seven billion, eight hundred thirty-nine million, eight hundred ninety-two thousand, ninety-four".