96855517891 has 16 divisors (see below), whose sum is σ = 105831613440. Its totient is φ = 87908071680.

The previous prime is 96855517867. The next prime is 96855517951. The reversal of 96855517891 is 19871555869.

It is not a de Polignac number, because 96855517891 - 2⁵ = 96855517859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96855517831) 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, 23455315 + ... + 23459443.

It is an arithmetic number, because the mean of its divisors is an integer number (6614475840).

Almost surely, 2^96855517891 is an apocalyptic number.

96855517891 is a deficient number, since it is larger than the sum of its proper divisors (8976095549).

96855517891 is a wasteful number, since it uses less digits than its factorization.

96855517891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7074.

The product of its digits is 27216000, while the sum is 64.

The spelling of 96855517891 in words is "ninety-six billion, eight hundred fifty-five million, five hundred seventeen thousand, eight hundred ninety-one".