9846871855 has 8 divisors (see below), whose sum is σ = 12039194592. Its totient is φ = 7728865248.

The previous prime is 9846871843. The next prime is 9846871861. The reversal of 9846871855 is 5581786489.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9846871855 - 2⁵ = 9846871823 is a prime.

It is a super-2 number, since 2×9846871855² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9846871793 and 9846871802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18578739 + ... + 18579268.

It is an arithmetic number, because the mean of its divisors is an integer number (1504899324).

Almost surely, 2^9846871855 is an apocalyptic number.

9846871855 is a deficient number, since it is larger than the sum of its proper divisors (2192322737).

9846871855 is a wasteful number, since it uses less digits than its factorization.

9846871855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37158065.

The product of its digits is 19353600, while the sum is 61.

The square root of 9846871855 is about 99231.4055881504. The cubic root of 9846871855 is about 2143.3812572510.

The spelling of 9846871855 in words is "nine billion, eight hundred forty-six million, eight hundred seventy-one thousand, eight hundred fifty-five".