197044362886 has 32 divisors (see below), whose sum is σ = 343228048128. Its totient is φ = 83098418400.

The previous prime is 197044362883. The next prime is 197044362919. The reversal of 197044362886 is 688263440791.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 197044362886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (197044362883) 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, 196980 + ... + 657943.

It is an arithmetic number, because the mean of its divisors is an integer number (10725876504).

Almost surely, 2^197044362886 is an apocalyptic number.

197044362886 is a deficient number, since it is larger than the sum of its proper divisors (146183685242).

197044362886 is a wasteful number, since it uses less digits than its factorization.

197044362886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 855196.

The product of its (nonzero) digits is 13934592, while the sum is 58.

The spelling of 197044362886 in words is "one hundred ninety-seven billion, forty-four million, three hundred sixty-two thousand, eight hundred eighty-six".