65344340324 has 12 divisors (see below), whose sum is σ = 117443206524. Its totient is φ = 31789138464.

The previous prime is 65344340251. The next prime is 65344340329. The reversal of 65344340324 is 42304344356.

65344340324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 60697191424 + 4647148900 = 246368^2 + 68170^2 .

It is not an unprimeable number, because it can be changed into a prime (65344340329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220757759 + ... + 220758054.

It is an arithmetic number, because the mean of its divisors is an integer number (9786933877).

Almost surely, 2^65344340324 is an apocalyptic number.

It is an amenable number.

65344340324 is a deficient number, since it is larger than the sum of its proper divisors (52098866200).

65344340324 is a wasteful number, since it uses less digits than its factorization.

65344340324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441515854 (or 441515852 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 38.

The spelling of 65344340324 in words is "sixty-five billion, three hundred forty-four million, three hundred forty thousand, three hundred twenty-four".