65554318056 has 32 divisors (see below), whose sum is σ = 163899833760. Its totient is φ = 21849567552.

The previous prime is 65554318013. The next prime is 65554318079. The reversal of 65554318056 is 65081345556.

It is a happy number.

65554318056 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 = 65554317996 and 65554318014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184926 + ... + 406578.

It is an arithmetic number, because the mean of its divisors is an integer number (5121869805).

Almost surely, 2^65554318056 is an apocalyptic number.

It is an amenable number.

65554318056 is an abundant number, since it is smaller than the sum of its proper divisors (98345515704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65554318056 is a wasteful number, since it uses less digits than its factorization.

65554318056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233985 (or 233981 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 65554318056 in words is "sixty-five billion, five hundred fifty-four million, three hundred eighteen thousand, fifty-six".