11717423099455 has 64 divisors (see below), whose sum is σ = 15114700984320. Its totient is φ = 8700628608000.

The previous prime is 11717423099449. The next prime is 11717423099483. The reversal of 11717423099455 is 55499032471711.

It is not a de Polignac number, because 11717423099455 - 2³¹ = 11715275615807 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11717423099455.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2632534980 + ... + 2632539430.

It is an arithmetic number, because the mean of its divisors is an integer number (236167202880).

Almost surely, 2^{11717423099455} is an apocalyptic number.

11717423099455 is a deficient number, since it is larger than the sum of its proper divisors (3397277884865).

11717423099455 is a wasteful number, since it uses less digits than its factorization.

11717423099455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8272.

The product of its (nonzero) digits is 9525600, while the sum is 58.

The spelling of 11717423099455 in words is "eleven trillion, seven hundred seventeen billion, four hundred twenty-three million, ninety-nine thousand, four hundred fifty-five".