320231750075651 has 2 divisors, whose sum is σ = 320231750075652. Its totient is φ = 320231750075650.

The previous prime is 320231750075641. The next prime is 320231750075683. The reversal of 320231750075651 is 156570057132023.

It is a weak prime.

It is an emirp because it is prime and its reverse (156570057132023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320231750075651 - 2¹⁴ = 320231750059267 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 320231750075596 and 320231750075605.

It is not a weakly prime, because it can be changed into another prime (320231750075641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160115875037825 + 160115875037826.

It is an arithmetic number, because the mean of its divisors is an integer number (160115875037826).

Almost surely, 2^{320231750075651} is an apocalyptic number.

320231750075651 is a deficient number, since it is larger than the sum of its proper divisors (1).

320231750075651 is an equidigital number, since it uses as much as digits as its factorization.

320231750075651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1323000, while the sum is 47.

The spelling of 320231750075651 in words is "three hundred twenty trillion, two hundred thirty-one billion, seven hundred fifty million, seventy-five thousand, six hundred fifty-one".