9255643712 has 280 divisors, whose sum is σ = 23221858560. Its totient is φ = 3651056640.

The previous prime is 9255643669. The next prime is 9255643759. The reversal of 9255643712 is 2173465529.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 138143903 + ... + 138143969.

Almost surely, 2^9255643712 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 9255643712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11610929280).

9255643712 is an abundant number, since it is smaller than the sum of its proper divisors (13966214848).

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

9255643712 is an equidigital number, since it uses as much as digits as its factorization.

9255643712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 136 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The square root of 9255643712 is about 96206.2560959525. The cubic root of 9255643712 is about 2099.5950626628.

The spelling of 9255643712 in words is "nine billion, two hundred fifty-five million, six hundred forty-three thousand, seven hundred twelve".