9791999496 has 64 divisors (see below), whose sum is σ = 27863438400. Its totient is φ = 3184387200.

The previous prime is 9791999489. The next prime is 9791999527. The reversal of 9791999496 is 6949991979.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543990 + ... + 561701.

It is an arithmetic number, because the mean of its divisors is an integer number (435366225).

Almost surely, 2^9791999496 is an apocalyptic number.

It is an amenable number.

9791999496 is an abundant number, since it is smaller than the sum of its proper divisors (18071438904).

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

9791999496 is a wasteful number, since it uses less digits than its factorization.

9791999496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105747 (or 1105737 counting only the distinct ones).

The product of its digits is 89282088, while the sum is 72.

The square root of 9791999496 is about 98954.5324681998. The cubic root of 9791999496 is about 2139.3924597905.

The spelling of 9791999496 in words is "nine billion, seven hundred ninety-one million, nine hundred ninety-nine thousand, four hundred ninety-six".