9699842880 has 896 divisors, whose sum is σ = 42945100800. Its totient is φ = 2018525184.

The previous prime is 9699842849. The next prime is 9699842909. The reversal of 9699842880 is 882489969.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nialpdrome in base 13.

It is a zygodrome in base 13.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 132874524 + ... + 132874596.

It is an arithmetic number, because the mean of its divisors is an integer number (47929800).

Almost surely, 2^9699842880 is an apocalyptic number.

9699842880 is a gapful number since it is divisible by the number (90) 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 9699842880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21472550400).

9699842880 is an abundant number, since it is smaller than the sum of its proper divisors (33245257920).

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

9699842880 is a wasteful number, since it uses less digits than its factorization.

9699842880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 17915904, while the sum is 63.

The square root of 9699842880 is about 98487.7803587836. The cubic root of 9699842880 is about 2132.6597204848.

The spelling of 9699842880 in words is "nine billion, six hundred ninety-nine million, eight hundred forty-two thousand, eight hundred eighty".