11653555044 has 24 divisors (see below), whose sum is σ = 27823993120. Its totient is φ = 3794180544.

The previous prime is 11653555037. The next prime is 11653555051. The reversal of 11653555044 is 44055535611.

11653555044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11653555037) and next prime (11653555051).

It is a junction number, because it is equal to n+sod(n) for n = 11653554993 and 11653555011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11291689 + ... + 11292720.

Almost surely, 2^11653555044 is an apocalyptic number.

It is an amenable number.

11653555044 is an abundant number, since it is smaller than the sum of its proper divisors (16170438076).

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

11653555044 is a wasteful number, since it uses less digits than its factorization.

11653555044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22584459 (or 22584457 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 11653555044 in words is "eleven billion, six hundred fifty-three million, five hundred fifty-five thousand, forty-four".