65556044 has 24 divisors (see below), whose sum is σ = 116786208. Its totient is φ = 32192640.

The previous prime is 65556031. The next prime is 65556047. The reversal of 65556044 is 44065556.

65556044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 65555995 and 65556013.

It is not an unprimeable number, because it can be changed into a prime (65556047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134369 + ... + 134855.

It is an arithmetic number, because the mean of its divisors is an integer number (4866092).

Almost surely, 2^65556044 is an apocalyptic number.

It is an amenable number.

65556044 is a deficient number, since it is larger than the sum of its proper divisors (51230164).

65556044 is a wasteful number, since it uses less digits than its factorization.

65556044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1025 (or 1023 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

The square root of 65556044 is about 8096.6686976805. The cubic root of 65556044 is about 403.2158350604.

The spelling of 65556044 in words is "sixty-five million, five hundred fifty-six thousand, forty-four".