9861417696 has 144 divisors (see below), whose sum is σ = 29506861440. Its totient is φ = 2874493440.

The previous prime is 9861417667. The next prime is 9861417721. The reversal of 9861417696 is 6967141689.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292261 + ... + 324251.

It is an arithmetic number, because the mean of its divisors is an integer number (204908760).

Almost surely, 2^9861417696 is an apocalyptic number.

9861417696 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 9861417696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14753430720).

9861417696 is an abundant number, since it is smaller than the sum of its proper divisors (19645443744).

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

9861417696 is a wasteful number, since it uses less digits than its factorization.

9861417696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32049 (or 32028 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 57.

The square root of 9861417696 is about 99304.6710683843. The cubic root of 9861417696 is about 2144.4361419656.

The spelling of 9861417696 in words is "nine billion, eight hundred sixty-one million, four hundred seventeen thousand, six hundred ninety-six".