55111060550604 has 48 divisors (see below), whose sum is σ = 136621436743008. Its totient is φ = 17230735100928.

The previous prime is 55111060550599. The next prime is 55111060550641. The reversal of 55111060550604 is 40605506011155.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 460950907 + ... + 461070450.

It is an arithmetic number, because the mean of its divisors is an integer number (2846279932146).

Almost surely, 2^{55111060550604} is an apocalyptic number.

It is an amenable number.

55111060550604 is an abundant number, since it is smaller than the sum of its proper divisors (81510376192404).

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

55111060550604 is a wasteful number, since it uses less digits than its factorization.

55111060550604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922021674 (or 922021672 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 39.

Adding to 55111060550604 its reverse (40605506011155), we get a palindrome (95716566561759).

The spelling of 55111060550604 in words is "fifty-five trillion, one hundred eleven billion, sixty million, five hundred fifty thousand, six hundred four".