55244589912 has 24 divisors (see below), whose sum is σ = 149620764540. Its totient is φ = 18414863280.

The previous prime is 55244589889. The next prime is 55244589931. The reversal of 55244589912 is 21998544255.

55244589912 is a `hidden beast` number, since 5 + 5 + 2 + 44 + 589 + 9 + 12 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 383642914 + ... + 383643057.

Almost surely, 2^55244589912 is an apocalyptic number.

It is an amenable number.

55244589912 is an abundant number, since it is smaller than the sum of its proper divisors (94376174628).

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

55244589912 is a wasteful number, since it uses less digits than its factorization.

55244589912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 767285983 (or 767285976 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 54.

The spelling of 55244589912 in words is "fifty-five billion, two hundred forty-four million, five hundred eighty-nine thousand, nine hundred twelve".