198269683984 has 40 divisors (see below), whose sum is σ = 386362166328. Its totient is φ = 98564874240.

The previous prime is 198269683957. The next prime is 198269683993. The reversal of 198269683984 is 489386962891.

198269683984 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29628048384 + 168641635600 = 172128^2 + 410660^2 .

It is a super-2 number, since 2×198269683984² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2006424 + ... + 2102920.

Almost surely, 2^198269683984 is an apocalyptic number.

It is an amenable number.

198269683984 is a deficient number, since it is larger than the sum of its proper divisors (188092482344).

198269683984 is a wasteful number, since it uses less digits than its factorization.

198269683984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97243 (or 97237 counting only the distinct ones).

The product of its digits is 322486272, while the sum is 73.

The spelling of 198269683984 in words is "one hundred ninety-eight billion, two hundred sixty-nine million, six hundred eighty-three thousand, nine hundred eighty-four".