198833206456 has 64 divisors (see below), whose sum is σ = 408487860000. Its totient is φ = 90312499200.

The previous prime is 198833206423. The next prime is 198833206471. The reversal of 198833206456 is 654602338891.

It is a super-3 number, since 3×198833206456³ (a number of 35 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 198833206397 and 198833206406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15963031 + ... + 15975481.

Almost surely, 2^198833206456 is an apocalyptic number.

It is an amenable number.

198833206456 is an abundant number, since it is smaller than the sum of its proper divisors (209654653544).

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

198833206456 is a wasteful number, since it uses less digits than its factorization.

198833206456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16552 (or 16548 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 198833206456 in words is "one hundred ninety-eight billion, eight hundred thirty-three million, two hundred six thousand, four hundred fifty-six".