9805075700 has 72 divisors (see below), whose sum is σ = 24354524544. Its totient is φ = 3356496000.

The previous prime is 9805075699. The next prime is 9805075717. The reversal of 9805075700 is 75705089.

It is a happy number.

It is a super-2 number, since 2×9805075700² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 452105 + ... + 473295.

Almost surely, 2^9805075700 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 9805075700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12177262272).

9805075700 is an abundant number, since it is smaller than the sum of its proper divisors (14549448844).

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

9805075700 is a wasteful number, since it uses less digits than its factorization.

9805075700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21873 (or 21866 counting only the distinct ones).

The product of its (nonzero) digits is 88200, while the sum is 41.

The square root of 9805075700 is about 99020.5822039034. The cubic root of 9805075700 is about 2140.3443487569.

The spelling of 9805075700 in words is "nine billion, eight hundred five million, seventy-five thousand, seven hundred".