9373723665 has 16 divisors (see below), whose sum is σ = 15003835200. Its totient is φ = 4997360192.

The previous prime is 9373723657. The next prime is 9373723729. The reversal of 9373723665 is 5663273739.

9373723665 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9373723665 - 2³ = 9373723657 is a prime.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 82470 + ... + 159839.

It is an arithmetic number, because the mean of its divisors is an integer number (937739700).

Almost surely, 2^9373723665 is an apocalyptic number.

It is an amenable number.

9373723665 is a deficient number, since it is larger than the sum of its proper divisors (5630111535).

9373723665 is a wasteful number, since it uses less digits than its factorization.

9373723665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244896.

The product of its digits is 4286520, while the sum is 51.

The square root of 9373723665 is about 96817.9924652438. The cubic root of 9373723665 is about 2108.4859697889.

The spelling of 9373723665 in words is "nine billion, three hundred seventy-three million, seven hundred twenty-three thousand, six hundred sixty-five".