11722712244 has 12 divisors (see below), whose sum is σ = 27352995264. Its totient is φ = 3907570744.

The previous prime is 11722712213. The next prime is 11722712269. The reversal of 11722712244 is 44221722711.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488446332 + ... + 488446355.

It is an arithmetic number, because the mean of its divisors is an integer number (2279416272).

Almost surely, 2^11722712244 is an apocalyptic number.

It is an amenable number.

11722712244 is an abundant number, since it is smaller than the sum of its proper divisors (15630283020).

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

11722712244 is a wasteful number, since it uses less digits than its factorization.

11722712244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976892694 (or 976892692 counting only the distinct ones).

The product of its digits is 12544, while the sum is 33.

The spelling of 11722712244 in words is "eleven billion, seven hundred twenty-two million, seven hundred twelve thousand, two hundred forty-four".