320520414607 has 4 divisors (see below), whose sum is σ = 320521589080. Its totient is φ = 320519240136.

The previous prime is 320520414593. The next prime is 320520414631. The reversal of 320520414607 is 706414025023.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-320520414607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320520414637) 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, 59668 + ... + 802870.

It is an arithmetic number, because the mean of its divisors is an integer number (80130397270).

Almost surely, 2^320520414607 is an apocalyptic number.

320520414607 is a deficient number, since it is larger than the sum of its proper divisors (1174473).

320520414607 is an equidigital number, since it uses as much as digits as its factorization.

320520414607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1174472.

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 320520414607 in words is "three hundred twenty billion, five hundred twenty million, four hundred fourteen thousand, six hundred seven".