11771552044 has 18 divisors (see below), whose sum is σ = 23963517060. Its totient is φ = 5044950792.

The previous prime is 11771552041. The next prime is 11771552047. The reversal of 11771552044 is 44025517711.

11771552044 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 (11771552041) and next prime (11771552047).

It is a junction number, because it is equal to n+sod(n) for n = 11771551994 and 11771552012.

It is not an unprimeable number, because it can be changed into a prime (11771552041) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 30029274 + ... + 30029665.

Almost surely, 2^11771552044 is an apocalyptic number.

11771552044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11771552044 is an abundant number, since it is smaller than the sum of its proper divisors (12191965016).

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

11771552044 is a wasteful number, since it uses less digits than its factorization.

11771552044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60058957 (or 60058948 counting only the distinct ones).

The product of its (nonzero) digits is 39200, while the sum is 37.

The spelling of 11771552044 in words is "eleven billion, seven hundred seventy-one million, five hundred fifty-two thousand, forty-four".