55606156066 has 16 divisors (see below), whose sum is σ = 84120469056. Its totient is φ = 27566759376.

The previous prime is 55606156061. The next prime is 55606156097. The reversal of 55606156066 is 66065160655.

It is not an unprimeable number, because it can be changed into a prime (55606156061) 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, 42966 + ... + 336241.

It is an arithmetic number, because the mean of its divisors is an integer number (5257529316).

Almost surely, 2^55606156066 is an apocalyptic number.

55606156066 is a deficient number, since it is larger than the sum of its proper divisors (28514312990).

55606156066 is a wasteful number, since it uses less digits than its factorization.

55606156066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379833.

The product of its (nonzero) digits is 972000, while the sum is 46.

The spelling of 55606156066 in words is "fifty-five billion, six hundred six million, one hundred fifty-six thousand, sixty-six".