9720384740773 has 24 divisors (see below), whose sum is σ = 11388868672064. Its totient is φ = 8126904648960.

The previous prime is 9720384740749. The next prime is 9720384740789. The reversal of 9720384740773 is 3770474830279.

It is not a de Polignac number, because 9720384740773 - 2⁴¹ = 7521361485221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9720384740723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 60083890 + ... + 60245452.

Almost surely, 2^{9720384740773} is an apocalyptic number.

It is an amenable number.

9720384740773 is a deficient number, since it is larger than the sum of its proper divisors (1668483931291).

9720384740773 is a wasteful number, since it uses less digits than its factorization.

9720384740773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166765 (or 166724 counting only the distinct ones).

The product of its (nonzero) digits is 49787136, while the sum is 61.

The spelling of 9720384740773 in words is "nine trillion, seven hundred twenty billion, three hundred eighty-four million, seven hundred forty thousand, seven hundred seventy-three".