9743893056 has 140 divisors (see below), whose sum is σ = 28991074860. Its totient is φ = 3235921920.

The previous prime is 9743893039. The next prime is 9743893069. The reversal of 9743893056 is 6503983479.

It can be written as a sum of positive squares in 2 ways, for example, as 7402881600 + 2341011456 = 86040^2 + 48384^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 9743892993 and 9743893011.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1453360 + ... + 1460048.

Almost surely, 2^9743893056 is an apocalyptic number.

9743893056 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 9743893056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14495537430).

9743893056 is an abundant number, since it is smaller than the sum of its proper divisors (19247181804).

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

9743893056 is a wasteful number, since it uses less digits than its factorization.

9743893056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6994 (or 6975 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The square root of 9743893056 is about 98711.1597338416. The cubic root of 9743893056 is about 2135.8832154304.

The spelling of 9743893056 in words is "nine billion, seven hundred forty-three million, eight hundred ninety-three thousand, fifty-six".