55110543333642 has 24 divisors (see below), whose sum is σ = 119432186153280. Its totient is φ = 18366179737320.

The previous prime is 55110543333589. The next prime is 55110543333683. The reversal of 55110543333642 is 24633334501155.

55110543333642 is a `hidden beast` number, since 5 + 5 + 1 + 1 + 0 + 543 + 33 + 36 + 42 = 666.

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, 333362892 + ... + 333528167.

It is an arithmetic number, because the mean of its divisors is an integer number (4976341089720).

Almost surely, 2^{55110543333642} is an apocalyptic number.

55110543333642 is an abundant number, since it is smaller than the sum of its proper divisors (64321642819638).

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

55110543333642 is a wasteful number, since it uses less digits than its factorization.

55110543333642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666895658 (or 666895655 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 45.

Adding to 55110543333642 its reverse (24633334501155), we get a palindrome (79743877834797).

The spelling of 55110543333642 in words is "fifty-five trillion, one hundred ten billion, five hundred forty-three million, three hundred thirty-three thousand, six hundred forty-two".