96875896721 has 4 divisors (see below), whose sum is σ = 97046153700. Its totient is φ = 96705639744.

The previous prime is 96875896699. The next prime is 96875896729. The reversal of 96875896721 is 12769857869.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 43373893696 + 53502003025 = 208264^2 + 231305^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-96875896721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96875896729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85127636 + ... + 85128773.

It is an arithmetic number, because the mean of its divisors is an integer number (24261538425).

Almost surely, 2^96875896721 is an apocalyptic number.

It is an amenable number.

96875896721 is a deficient number, since it is larger than the sum of its proper divisors (170256979).

96875896721 is a wasteful number, since it uses less digits than its factorization.

96875896721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170256978.

The product of its digits is 91445760, while the sum is 68.

The spelling of 96875896721 in words is "ninety-six billion, eight hundred seventy-five million, eight hundred ninety-six thousand, seven hundred twenty-one".