96520821009 has 16 divisors (see below), whose sum is σ = 135971438400. Its totient is φ = 60733889856.

The previous prime is 96520820987. The next prime is 96520821013. The reversal of 96520821009 is 90012802569.

It is not a de Polignac number, because 96520821009 - 2⁷ = 96520820881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (96520821049) 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, 3132154 + ... + 3162819.

It is an arithmetic number, because the mean of its divisors is an integer number (8498214900).

Almost surely, 2^96520821009 is an apocalyptic number.

It is an amenable number.

96520821009 is a deficient number, since it is larger than the sum of its proper divisors (39450617391).

96520821009 is a wasteful number, since it uses less digits than its factorization.

96520821009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6295264.

The product of its (nonzero) digits is 77760, while the sum is 42.

The spelling of 96520821009 in words is "ninety-six billion, five hundred twenty million, eight hundred twenty-one thousand, nine".