55112045555412 has 36 divisors (see below), whose sum is σ = 139321795319616. Its totient is φ = 18369258826320.

The previous prime is 55112045555401. The next prime is 55112045555431. The reversal of 55112045555412 is 21455554021155.

It is a happy number.

55112045555412 is a `hidden beast` number, since 5 + 5 + 1 + 12 + 0 + 45 + 55 + 541 + 2 = 666.

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

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, 58821478 + ... + 59751069.

Almost surely, 2^{55112045555412} is an apocalyptic number.

It is an amenable number.

55112045555412 is an abundant number, since it is smaller than the sum of its proper divisors (84209749764204).

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

55112045555412 is a wasteful number, since it uses less digits than its factorization.

55112045555412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118585468 (or 118585463 counting only the distinct ones).

The product of its (nonzero) digits is 1000000, while the sum is 45.

Adding to 55112045555412 its reverse (21455554021155), we get a palindrome (76567599576567).

The spelling of 55112045555412 in words is "fifty-five trillion, one hundred twelve billion, forty-five million, five hundred fifty-five thousand, four hundred twelve".