196656519384 has 384 divisors, whose sum is σ = 631949048640. Its totient is φ = 56757583872.

The previous prime is 196656519349. The next prime is 196656519431. The reversal of 196656519384 is 483915656691.

196656519384 is a `hidden beast` number, since 1 + 9 + 66 + 56 + 519 + 3 + 8 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 170560152 + ... + 170561304.

Almost surely, 2^196656519384 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 196656519384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315974524320).

196656519384 is an abundant number, since it is smaller than the sum of its proper divisors (435292529256).

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

196656519384 is a wasteful number, since it uses less digits than its factorization.

196656519384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601 (or 1585 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 63.

The spelling of 196656519384 in words is "one hundred ninety-six billion, six hundred fifty-six million, five hundred nineteen thousand, three hundred eighty-four".