65945054956 has 24 divisors (see below), whose sum is σ = 127117396224. Its totient is φ = 29684003280.

The previous prime is 65945054953. The next prime is 65945054957.

65945054956 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 65945054956.

It is not an unprimeable number, because it can be changed into a prime (65945054953) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7270960 + ... + 7280023.

It is an arithmetic number, because the mean of its divisors is an integer number (5296558176).

Almost surely, 2^65945054956 is an apocalyptic number.

It is an amenable number.

65945054956 is a deficient number, since it is larger than the sum of its proper divisors (61172341268).

65945054956 is a wasteful number, since it uses less digits than its factorization.

65945054956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14551101 (or 14551099 counting only the distinct ones).

The product of its (nonzero) digits is 29160000, while the sum is 58.

The spelling of 65945054956 in words is "sixty-five billion, nine hundred forty-five million, fifty-four thousand, nine hundred fifty-six".