9956580498 has 54 divisors (see below), whose sum is σ = 22369707477. Its totient is φ = 3200465520.

The previous prime is 9956580481. The next prime is 9956580521. The reversal of 9956580498 is 8940856599.

9956580498 is a `hidden beast` number, since 9 + 9 + 5 + 6 + 580 + 49 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 9950661009 + 5919489 = 99753^2 + 2433^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=70557.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 12276513 + ... + 12277323.

Almost surely, 2^9956580498 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9956580498

9956580498 is an abundant number, since it is smaller than the sum of its proper divisors (12413126979).

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

9956580498 is an equidigital number, since it uses as much as digits as its factorization.

9956580498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1688 (or 845 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 63.

The square root of 9956580498 is about 99782.6663203585. Note that the first 3 decimals coincide. The cubic root of 9956580498 is about 2151.3120167866.

The spelling of 9956580498 in words is "nine billion, nine hundred fifty-six million, five hundred eighty thousand, four hundred ninety-eight".