9718016256 has 432 divisors, whose sum is σ = 32210169600. Its totient is φ = 2872516608.

The previous prime is 9718016249. The next prime is 9718016257. The reversal of 9718016256 is 6526108179.

9718016256 is a `hidden beast` number, since 9 + 7 + 18 + 0 + 1 + 625 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9718016257) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123012825 + ... + 123012903.

Almost surely, 2^9718016256 is an apocalyptic number.

9718016256 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9718016256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16105084800).

9718016256 is an abundant number, since it is smaller than the sum of its proper divisors (22492153344).

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

9718016256 is a wasteful number, since it uses less digits than its factorization.

9718016256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The square root of 9718016256 is about 98579.9992696287. Note that the first 3 decimals coincide. The cubic root of 9718016256 is about 2133.9907883356.

The spelling of 9718016256 in words is "nine billion, seven hundred eighteen million, sixteen thousand, two hundred fifty-six".