96447640321 has 4 divisors (see below), whose sum is σ = 96468791044. Its totient is φ = 96426489600.

The previous prime is 96447640313. The next prime is 96447640337. The reversal of 96447640321 is 12304674469.

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 66574320400 + 29873319921 = 258020^2 + 172839^2 .

It is a cyclic number.

It is not a de Polignac number, because 96447640321 - 2³ = 96447640313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96447640301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10568520 + ... + 10577641.

It is an arithmetic number, because the mean of its divisors is an integer number (24117197761).

Almost surely, 2^96447640321 is an apocalyptic number.

It is an amenable number.

96447640321 is a deficient number, since it is larger than the sum of its proper divisors (21150723).

96447640321 is a wasteful number, since it uses less digits than its factorization.

96447640321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21150722.

The product of its (nonzero) digits is 870912, while the sum is 46.

The spelling of 96447640321 in words is "ninety-six billion, four hundred forty-seven million, six hundred forty thousand, three hundred twenty-one".