55665561106 has 16 divisors (see below), whose sum is σ = 87906319200. Its totient is φ = 26363899008.

The previous prime is 55665561079. The next prime is 55665561121. The reversal of 55665561106 is 60116556655.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 150850 + ... + 366178.

It is an arithmetic number, because the mean of its divisors is an integer number (5494144950).

Almost surely, 2^55665561106 is an apocalyptic number.

55665561106 is a deficient number, since it is larger than the sum of its proper divisors (32240758094).

55665561106 is a wasteful number, since it uses less digits than its factorization.

55665561106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222153.

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 55665561106 in words is "fifty-five billion, six hundred sixty-five million, five hundred sixty-one thousand, one hundred six".