9973090320399 has 24 divisors (see below), whose sum is σ = 14422726508112. Its totient is φ = 6640815012480.

The previous prime is 9973090320373. The next prime is 9973090320449. The reversal of 9973090320399 is 9930230903799.

9973090320399 is a `hidden beast` number, since 99 + 73 + 0 + 90 + 3 + 2 + 0 + 399 = 666.

It is a Cunningham number, because it is equal to 3158020²-1.

It is not a de Polignac number, because 9973090320399 - 2¹⁷ = 9973090189327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9973090320359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28246744 + ... + 28597634.

It is an arithmetic number, because the mean of its divisors is an integer number (600946937838).

Almost surely, 2^{9973090320399} is an apocalyptic number.

9973090320399 is a deficient number, since it is larger than the sum of its proper divisors (4449636187713).

9973090320399 is a wasteful number, since it uses less digits than its factorization.

9973090320399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354647 (or 354644 counting only the distinct ones).

The product of its (nonzero) digits is 22320522, while the sum is 63.

The spelling of 9973090320399 in words is "nine trillion, nine hundred seventy-three billion, ninety million, three hundred twenty thousand, three hundred ninety-nine".