96781009097 has 4 divisors (see below), whose sum is σ = 99141521556. Its totient is φ = 94420496640.

The previous prime is 96781009079. The next prime is 96781009153. The reversal of 96781009097 is 79090018769.

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 2259195961 + 94521813136 = 47531^2 + 307444^2 .

It is a cyclic number.

It is not a de Polignac number, because 96781009097 - 2⁶ = 96781009033 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96781009037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1180256168 + ... + 1180256249.

It is an arithmetic number, because the mean of its divisors is an integer number (24785380389).

Almost surely, 2^96781009097 is an apocalyptic number.

It is an amenable number.

96781009097 is a deficient number, since it is larger than the sum of its proper divisors (2360512459).

96781009097 is a wasteful number, since it uses less digits than its factorization.

96781009097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360512458.

The product of its (nonzero) digits is 1714608, while the sum is 56.

The spelling of 96781009097 in words is "ninety-six billion, seven hundred eighty-one million, nine thousand, ninety-seven".