11409990798717 has 12 divisors (see below), whose sum is σ = 18835540366240. Its totient is φ = 6519994742088.

The previous prime is 11409990798677. The next prime is 11409990798781. The reversal of 11409990798717 is 71789709990411.

11409990798717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11409990798717 - 2¹¹ = 11409990796669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11409990797717) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90555482467 + ... + 90555482592.

Almost surely, 2^{11409990798717} is an apocalyptic number.

It is an amenable number.

11409990798717 is a deficient number, since it is larger than the sum of its proper divisors (7425549567523).

11409990798717 is a wasteful number, since it uses less digits than its factorization.

11409990798717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181110965072 (or 181110965069 counting only the distinct ones).

The product of its (nonzero) digits is 72013536, while the sum is 72.

The spelling of 11409990798717 in words is "eleven trillion, four hundred nine billion, nine hundred ninety million, seven hundred ninety-eight thousand, seven hundred seventeen".