55601066630 has 16 divisors (see below), whose sum is σ = 101348781120. Its totient is φ = 21958901952.

The previous prime is 55601066579. The next prime is 55601066639. The reversal of 55601066630 is 3666010655.

It is a super-2 number, since 2×55601066630² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55601066639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35189759 + ... + 35191338.

It is an arithmetic number, because the mean of its divisors is an integer number (6334298820).

Almost surely, 2^55601066630 is an apocalyptic number.

55601066630 is a deficient number, since it is larger than the sum of its proper divisors (45747714490).

55601066630 is a wasteful number, since it uses less digits than its factorization.

55601066630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70381183.

The product of its (nonzero) digits is 97200, while the sum is 38.

The spelling of 55601066630 in words is "fifty-five billion, six hundred one million, sixty-six thousand, six hundred thirty".