9612865086 has 96 divisors (see below), whose sum is σ = 21933483264. Its totient is φ = 2804524800.

The previous prime is 9612865081. The next prime is 9612865121. The reversal of 9612865086 is 6805682169.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9612865081) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2214310 + ... + 2218646.

It is an arithmetic number, because the mean of its divisors is an integer number (228473784).

Almost surely, 2^9612865086 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9612865086, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10966741632).

9612865086 is an abundant number, since it is smaller than the sum of its proper divisors (12320618178).

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

9612865086 is a wasteful number, since it uses less digits than its factorization.

9612865086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4478 (or 4467 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 51.

The square root of 9612865086 is about 98045.2195978978. The cubic root of 9612865086 is about 2126.2661030487.

The spelling of 9612865086 in words is "nine billion, six hundred twelve million, eight hundred sixty-five thousand, eighty-six".