9273920373921 has 8 divisors (see below), whose sum is σ = 14131688188864. Its totient is φ = 5299383070800.

The previous prime is 9273920373911. The next prime is 9273920373959. The reversal of 9273920373921 is 1293730293729.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9273920373921 - 2¹⁰ = 9273920372897 is a prime.

It is a super-3 number, since 3×9273920373921³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9273920373911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220807627930 + ... + 220807627971.

It is an arithmetic number, because the mean of its divisors is an integer number (1766461023608).

Almost surely, 2^{9273920373921} is an apocalyptic number.

It is an amenable number.

9273920373921 is a deficient number, since it is larger than the sum of its proper divisors (4857767814943).

9273920373921 is a wasteful number, since it uses less digits than its factorization.

9273920373921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441615255911.

The product of its (nonzero) digits is 7715736, while the sum is 57.

The spelling of 9273920373921 in words is "nine trillion, two hundred seventy-three billion, nine hundred twenty million, three hundred seventy-three thousand, nine hundred twenty-one".