9904864684099 has 24 divisors (see below), whose sum is σ = 12983451828480. Its totient is φ = 7382507824560.

The previous prime is 9904864684097. The next prime is 9904864684111.

9904864684099 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 9904864684099 - 2¹ = 9904864684097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9904864684097) 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, 254199109 + ... + 254238070.

It is an arithmetic number, because the mean of its divisors is an integer number (540977159520).

Almost surely, 2^{9904864684099} is an apocalyptic number.

9904864684099 is a deficient number, since it is larger than the sum of its proper divisors (3078587144381).

9904864684099 is a wasteful number, since it uses less digits than its factorization.

9904864684099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508437231 (or 508437220 counting only the distinct ones).

The product of its (nonzero) digits is 967458816, while the sum is 76.

The spelling of 9904864684099 in words is "nine trillion, nine hundred four billion, eight hundred sixty-four million, six hundred eighty-four thousand, ninety-nine".