55610555011 has 16 divisors (see below), whose sum is σ = 61081308288. Its totient is φ = 50210193600.

The previous prime is 55610554981. The next prime is 55610555029. The reversal of 55610555011 is 11055501655.

It is a cyclic number.

It is not a de Polignac number, because 55610555011 - 2¹⁵ = 55610522243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55610555071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 919636 + ... + 978238.

It is an arithmetic number, because the mean of its divisors is an integer number (3817581768).

Almost surely, 2^55610555011 is an apocalyptic number.

55610555011 is a deficient number, since it is larger than the sum of its proper divisors (5470753277).

55610555011 is a wasteful number, since it uses less digits than its factorization.

55610555011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59202.

The product of its (nonzero) digits is 18750, while the sum is 34.

It can be divided in two parts, 556105 and 55011, that added together give a palindrome (611116).

The spelling of 55610555011 in words is "fifty-five billion, six hundred ten million, five hundred fifty-five thousand, eleven".