97234320789 has 36 divisors (see below), whose sum is σ = 148288917036. Its totient is φ = 61387041024.

The previous prime is 97234320787. The next prime is 97234320797. The reversal of 97234320789 is 98702343279.

97234320789 is a `hidden beast` number, since 9 + 7 + 234 + 320 + 7 + 89 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 54775657764 + 42458663025 = 234042^2 + 206055^2 .

It is not a de Polignac number, because 97234320789 - 2¹ = 97234320787 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97234320787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 12124509 + ... + 12132525.

Almost surely, 2^97234320789 is an apocalyptic number.

It is an amenable number.

97234320789 is a deficient number, since it is larger than the sum of its proper divisors (51054596247).

97234320789 is a wasteful number, since it uses less digits than its factorization.

97234320789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11794 (or 11772 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 54.

The spelling of 97234320789 in words is "ninety-seven billion, two hundred thirty-four million, three hundred twenty thousand, seven hundred eighty-nine".