256196496 has 40 divisors (see below), whose sum is σ = 664617184. Its totient is φ = 85040640.

The previous prime is 256196491. The next prime is 256196519. The reversal of 256196496 is 694691652.

256196496 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (256196491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495 + ... + 22641.

Almost surely, 2^256196496 is an apocalyptic number.

It is an amenable number.

256196496 is an abundant number, since it is smaller than the sum of its proper divisors (408420688).

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

256196496 is a wasteful number, since it uses less digits than its factorization.

256196496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22399 (or 22393 counting only the distinct ones).

The product of its digits is 699840, while the sum is 48.

The square root of 256196496 is about 16006.1393221476. The cubic root of 256196496 is about 635.1228365090.

The spelling of 256196496 in words is "two hundred fifty-six million, one hundred ninety-six thousand, four hundred ninety-six".