9850165680 has 160 divisors (see below), whose sum is σ = 31683686400. Its totient is φ = 2528824320.

The previous prime is 9850165673. The next prime is 9850165697. The reversal of 9850165680 is 865610589.

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

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, 1477234 + ... + 1483886.

It is an arithmetic number, because the mean of its divisors is an integer number (198023040).

Almost surely, 2^9850165680 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 9850165680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15841843200).

9850165680 is an abundant number, since it is smaller than the sum of its proper divisors (21833520720).

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

9850165680 is a wasteful number, since it uses less digits than its factorization.

9850165680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6899 (or 6893 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 48.

The square root of 9850165680 is about 99248.0008866677. Note that the first 3 decimals coincide. The cubic root of 9850165680 is about 2143.6202209824.

The spelling of 9850165680 in words is "nine billion, eight hundred fifty million, one hundred sixty-five thousand, six hundred eighty".