11821716717316 has 12 divisors (see below), whose sum is σ = 22568731914960. Its totient is φ = 5373507598760.

The previous prime is 11821716717311. The next prime is 11821716717337. The reversal of 11821716717316 is 61371761712811.

It is a happy number.

It is a super-2 number, since 2×11821716717316² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11821716717311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134337689926 + ... + 134337690013.

It is an arithmetic number, because the mean of its divisors is an integer number (1880727659580).

Almost surely, 2^{11821716717316} is an apocalyptic number.

It is an amenable number.

11821716717316 is a deficient number, since it is larger than the sum of its proper divisors (10747015197644).

11821716717316 is a wasteful number, since it uses less digits than its factorization.

11821716717316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268675379954 (or 268675379952 counting only the distinct ones).

The product of its digits is 592704, while the sum is 52.

The spelling of 11821716717316 in words is "eleven trillion, eight hundred twenty-one billion, seven hundred sixteen million, seven hundred seventeen thousand, three hundred sixteen".