264442602013664 has 48 divisors (see below), whose sum is σ = 520911842098032. Its totient is φ = 132147549539328.

The previous prime is 264442602013663. The next prime is 264442602013703. The reversal of 264442602013664 is 466310206244462.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264442602013663) 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, 462704147 + ... + 463275309.

It is an arithmetic number, because the mean of its divisors is an integer number (10852330043709).

Almost surely, 2^{264442602013664} is an apocalyptic number.

It is an amenable number.

264442602013664 is a deficient number, since it is larger than the sum of its proper divisors (256469240084368).

264442602013664 is a wasteful number, since it uses less digits than its factorization.

264442602013664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579219 (or 579211 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 50.

The spelling of 264442602013664 in words is "two hundred sixty-four trillion, four hundred forty-two billion, six hundred two million, thirteen thousand, six hundred sixty-four".