55216464544306 has 24 divisors (see below), whose sum is σ = 91873375651764. Its totient is φ = 24862948381440.

The previous prime is 55216464544259. The next prime is 55216464544369. The reversal of 55216464544306 is 60344546461255.

It can be written as a sum of positive squares in 6 ways, for example, as 665462746081 + 54551001798225 = 815759^2 + 7385865^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 1992209571 + ... + 1992237286.

Almost surely, 2^{55216464544306} is an apocalyptic number.

55216464544306 is a deficient number, since it is larger than the sum of its proper divisors (36656911107458).

55216464544306 is a wasteful number, since it uses less digits than its factorization.

55216464544306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3984446926 (or 3984446913 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 55.

The spelling of 55216464544306 in words is "fifty-five trillion, two hundred sixteen billion, four hundred sixty-four million, five hundred forty-four thousand, three hundred six".