256196332196 has 24 divisors (see below), whose sum is σ = 539360700480. Its totient is φ = 104019563232.

The previous prime is 256196332111. The next prime is 256196332201. The reversal of 256196332196 is 691233691652.

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, 240785495 + ... + 240786558.

It is an arithmetic number, because the mean of its divisors is an integer number (22473362520).

Almost surely, 2^256196332196 is an apocalyptic number.

It is an amenable number.

256196332196 is an abundant number, since it is smaller than the sum of its proper divisors (283164368284).

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

256196332196 is a wasteful number, since it uses less digits than its factorization.

256196332196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481572083 (or 481572081 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 53.

The spelling of 256196332196 in words is "two hundred fifty-six billion, one hundred ninety-six million, three hundred thirty-two thousand, one hundred ninety-six".