55601110516155 has 16 divisors (see below), whose sum is σ = 90033605464320. Its totient is φ = 29296649395808.

The previous prime is 55601110516109. The next prime is 55601110516199. The reversal of 55601110516155 is 55161501110655.

It is a cyclic number.

It is not a de Polignac number, because 55601110516155 - 2¹⁰ = 55601110515131 is a prime.

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, 22329762015 + ... + 22329764504.

It is an arithmetic number, because the mean of its divisors is an integer number (5627100341520).

Almost surely, 2^{55601110516155} is an apocalyptic number.

55601110516155 is a deficient number, since it is larger than the sum of its proper divisors (34432494948165).

55601110516155 is a wasteful number, since it uses less digits than its factorization.

55601110516155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44659526610.

The product of its (nonzero) digits is 112500, while the sum is 42.

The spelling of 55601110516155 in words is "fifty-five trillion, six hundred one billion, one hundred ten million, five hundred sixteen thousand, one hundred fifty-five".