9799420416 has 160 divisors (see below), whose sum is σ = 27171403776. Its totient is φ = 3134976000.

The previous prime is 9799420409. The next prime is 9799420417. The reversal of 9799420416 is 6140249979.

It is a happy number.

It is a super-2 number, since 2×9799420416² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9799420417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6236911 + ... + 6238481.

Almost surely, 2^9799420416 is an apocalyptic number.

9799420416 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9799420416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13585701888).

9799420416 is an abundant number, since it is smaller than the sum of its proper divisors (17371983360).

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

9799420416 is a wasteful number, since it uses less digits than its factorization.

9799420416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1754 (or 1738 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 51.

The square root of 9799420416 is about 98992.0219815718. The cubic root of 9799420416 is about 2139.9327733853.

The spelling of 9799420416 in words is "nine billion, seven hundred ninety-nine million, four hundred twenty thousand, four hundred sixteen".