320025023497 has 2 divisors, whose sum is σ = 320025023498. Its totient is φ = 320025023496.

The previous prime is 320025023467. The next prime is 320025023569. The reversal of 320025023497 is 794320520023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 246317660416 + 73707363081 = 496304^2 + 271491^2 .

It is a cyclic number.

It is not a de Polignac number, because 320025023497 - 2¹⁵ = 320024990729 is a prime.

It is not a weakly prime, because it can be changed into another prime (320025023467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160012511748 + 160012511749.

It is an arithmetic number, because the mean of its divisors is an integer number (160012511749).

Almost surely, 2^320025023497 is an apocalyptic number.

It is an amenable number.

320025023497 is a deficient number, since it is larger than the sum of its proper divisors (1).

320025023497 is an equidigital number, since it uses as much as digits as its factorization.

320025023497 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The spelling of 320025023497 in words is "three hundred twenty billion, twenty-five million, twenty-three thousand, four hundred ninety-seven".