96582509821 has 6 divisors (see below), whose sum is σ = 112351082910. Its totient is φ = 82785008376.

The previous prime is 96582509809. The next prime is 96582509831. The reversal of 96582509821 is 12890528569.

It can be written as a sum of positive squares in only one way, i.e., 84654812025 + 11927697796 = 290955^2 + 109214^2 .

It is not a de Polignac number, because 96582509821 - 2⁷ = 96582509693 is a prime.

It is a super-2 number, since 2×96582509821² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96582509831) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 985535766 + ... + 985535863.

It is an arithmetic number, because the mean of its divisors is an integer number (18725180485).

Almost surely, 2^96582509821 is an apocalyptic number.

It is an amenable number.

96582509821 is a deficient number, since it is larger than the sum of its proper divisors (15768573089).

96582509821 is a wasteful number, since it uses less digits than its factorization.

96582509821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971071643 (or 1971071636 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 55.

The spelling of 96582509821 in words is "ninety-six billion, five hundred eighty-two million, five hundred nine thousand, eight hundred twenty-one".