96940690609 has 27 divisors (see below), whose sum is σ = 119066123691. Its totient is φ = 78685130160.

The previous prime is 96940690607. The next prime is 96940690657. The reversal of 96940690609 is 90609604969.

The square root of 96940690609 is 311353.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 63253759009 + 33686931600 = 251503^2 + 183540^2 .

It is not a de Polignac number, because 96940690609 - 2¹ = 96940690607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (96940690607) 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 26 ways as a sum of consecutive naturals, for example, 41408779 + ... + 41411119.

It is an arithmetic number, because the mean of its divisors is an integer number (4409856433).

Almost surely, 2^96940690609 is an apocalyptic number.

96940690609 is the 311353-rd square number.

96940690609 is the 155677-th centered octagonal number.

It is an amenable number.

96940690609 is a deficient number, since it is larger than the sum of its proper divisors (22125433082).

96940690609 is an frugal number, since it uses more digits than its factorization.

96940690609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4734 (or 2367 counting only the distinct ones).

The product of its (nonzero) digits is 5668704, while the sum is 58.

The spelling of 96940690609 in words is "ninety-six billion, nine hundred forty million, six hundred ninety thousand, six hundred nine".