55606515063 has 16 divisors (see below), whose sum is σ = 82021393152. Its totient is φ = 33226256000.

The previous prime is 55606515061. The next prime is 55606515071. The reversal of 55606515063 is 36051560655.

It is a cyclic number.

It is not a de Polignac number, because 55606515063 - 2¹ = 55606515061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55606515061) 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, 11864178 + ... + 11868863.

It is an arithmetic number, because the mean of its divisors is an integer number (5126337072).

Almost surely, 2^55606515063 is an apocalyptic number.

55606515063 is a deficient number, since it is larger than the sum of its proper divisors (26414878089).

55606515063 is a wasteful number, since it uses less digits than its factorization.

55606515063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23733126.

The product of its (nonzero) digits is 405000, while the sum is 42.

The spelling of 55606515063 in words is "fifty-five billion, six hundred six million, five hundred fifteen thousand, sixty-three".