9023681856 has 224 divisors, whose sum is σ = 29026063360. Its totient is φ = 2416656384.

The previous prime is 9023681819. The next prime is 9023681861. The reversal of 9023681856 is 6581863209.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2475171 + ... + 2478813.

It is an arithmetic number, because the mean of its divisors is an integer number (129580640).

Almost surely, 2^9023681856 is an apocalyptic number.

9023681856 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 9023681856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14513031680).

9023681856 is an abundant number, since it is smaller than the sum of its proper divisors (20002381504).

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

9023681856 is a wasteful number, since it uses less digits than its factorization.

9023681856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781 (or 3771 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 9023681856 is about 94993.0621466642. The cubic root of 9023681856 is about 2081.9066786878.

The spelling of 9023681856 in words is "nine billion, twenty-three million, six hundred eighty-one thousand, eight hundred fifty-six".