11265423444 has 36 divisors (see below), whose sum is σ = 31065259680. Its totient is φ = 3413764560.

The previous prime is 11265423409. The next prime is 11265423487. The reversal of 11265423444 is 44432456211.

11265423444 is a `hidden beast` number, since 11 + 265 + 42 + 344 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×11265423444³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11265423399 and 11265423408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14223624 + ... + 14224415.

It is an arithmetic number, because the mean of its divisors is an integer number (862923880).

Almost surely, 2^11265423444 is an apocalyptic number.

It is an amenable number.

11265423444 is an abundant number, since it is smaller than the sum of its proper divisors (19799836236).

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

11265423444 is a wasteful number, since it uses less digits than its factorization.

11265423444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28448060 (or 28448055 counting only the distinct ones).

The product of its digits is 92160, while the sum is 36.

Adding to 11265423444 its reverse (44432456211), we get a palindrome (55697879655).

The spelling of 11265423444 in words is "eleven billion, two hundred sixty-five million, four hundred twenty-three thousand, four hundred forty-four".