11561304452244 has 24 divisors (see below), whose sum is σ = 27089248932480. Its totient is φ = 3837643596864.

The previous prime is 11561304452227. The next prime is 11561304452251. The reversal of 11561304452244 is 44225440316511.

11561304452244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11561304452196 and 11561304452205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2015566249 + ... + 2015571984.

It is an arithmetic number, because the mean of its divisors is an integer number (1128718705520).

Almost surely, 2^{11561304452244} is an apocalyptic number.

It is an amenable number.

11561304452244 is an abundant number, since it is smaller than the sum of its proper divisors (15527944480236).

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

11561304452244 is a wasteful number, since it uses less digits than its factorization.

11561304452244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4031138479 (or 4031138477 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 42.

Adding to 11561304452244 its reverse (44225440316511), we get a palindrome (55786744768755).

The spelling of 11561304452244 in words is "eleven trillion, five hundred sixty-one billion, three hundred four million, four hundred fifty-two thousand, two hundred forty-four".