9903535669375 has 20 divisors (see below), whose sum is σ = 12491116744392. Its totient is φ = 7848783356000.

The previous prime is 9903535669361. The next prime is 9903535669397. The reversal of 9903535669375 is 5739665353099.

It is not a de Polignac number, because 9903535669375 - 2²⁵ = 9903502114943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 73978252 + ... + 74112001.

Almost surely, 2^{9903535669375} is an apocalyptic number.

9903535669375 is a deficient number, since it is larger than the sum of its proper divisors (2587581075017).

9903535669375 is a wasteful number, since it uses less digits than its factorization.

9903535669375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148090380 (or 148090365 counting only the distinct ones).

The product of its (nonzero) digits is 620014500, while the sum is 70.

The spelling of 9903535669375 in words is "nine trillion, nine hundred three billion, five hundred thirty-five million, six hundred sixty-nine thousand, three hundred seventy-five".