9994582580 has 12 divisors (see below), whose sum is σ = 20988623460. Its totient is φ = 3997833024.

The previous prime is 9994582547. The next prime is 9994582583. The reversal of 9994582580 is 852854999.

9994582580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1205895076 + 8788687504 = 34726^2 + 93748^2 .

It is a hoax number, since the sum of its digits (59) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9994582583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249864545 + ... + 249864584.

It is an arithmetic number, because the mean of its divisors is an integer number (1749051955).

Almost surely, 2^9994582580 is an apocalyptic number.

It is an amenable number.

9994582580 is an abundant number, since it is smaller than the sum of its proper divisors (10994040880).

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

9994582580 is a wasteful number, since it uses less digits than its factorization.

9994582580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499729138 (or 499729136 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 59.

The square root of 9994582580 is about 99972.9092304510. The cubic root of 9994582580 is about 2154.0455705033.

The spelling of 9994582580 in words is "nine billion, nine hundred ninety-four million, five hundred eighty-two thousand, five hundred eighty".