55112732561055 has 16 divisors (see below), whose sum is σ = 94963477644000. Its totient is φ = 27132422183808.

The previous prime is 55112732561017. The next prime is 55112732561119. The reversal of 55112732561055 is 55016523721155.

It is a happy number.

It is not a de Polignac number, because 55112732561055 - 2⁷ = 55112732560927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55112732560995 and 55112732561013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141314698680 + ... + 141314699069.

It is an arithmetic number, because the mean of its divisors is an integer number (5935217352750).

Almost surely, 2^{55112732561055} is an apocalyptic number.

55112732561055 is a deficient number, since it is larger than the sum of its proper divisors (39850745082945).

55112732561055 is a wasteful number, since it uses less digits than its factorization.

55112732561055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282629397770.

The product of its (nonzero) digits is 1575000, while the sum is 48.

The spelling of 55112732561055 in words is "fifty-five trillion, one hundred twelve billion, seven hundred thirty-two million, five hundred sixty-one thousand, fifty-five".