320343064614645 has 16 divisors (see below), whose sum is σ = 512550144965760. Its totient is φ = 170849220600384.

The previous prime is 320343064614611. The next prime is 320343064614653. The reversal of 320343064614645 is 546416460343023.

It is a de Polignac number, because none of the positive numbers 2^k-320343064614645 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19415710 + ... + 31900719.

It is an arithmetic number, because the mean of its divisors is an integer number (32034384060360).

Almost surely, 2^{320343064614645} is an apocalyptic number.

It is an amenable number.

320343064614645 is a deficient number, since it is larger than the sum of its proper divisors (192207080351115).

320343064614645 is a wasteful number, since it uses less digits than its factorization.

320343064614645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51732604.

The product of its (nonzero) digits is 14929920, while the sum is 51.

The spelling of 320343064614645 in words is "three hundred twenty trillion, three hundred forty-three billion, sixty-four million, six hundred fourteen thousand, six hundred forty-five".