11717823392 has 48 divisors (see below), whose sum is σ = 25221629664. Its totient is φ = 5314656000.

The previous prime is 11717823367. The next prime is 11717823413. The reversal of 11717823392 is 29332871711.

It is a super-2 number, since 2×11717823392² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126167 + ... + 198377.

It is an arithmetic number, because the mean of its divisors is an integer number (525450618).

Almost surely, 2^11717823392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11717823392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12610814832).

11717823392 is an abundant number, since it is smaller than the sum of its proper divisors (13503806272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11717823392 is a wasteful number, since it uses less digits than its factorization.

11717823392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72693 (or 72685 counting only the distinct ones).

The product of its digits is 127008, while the sum is 44.

The spelling of 11717823392 in words is "eleven billion, seven hundred seventeen million, eight hundred twenty-three thousand, three hundred ninety-two".