320274020627629 has 2 divisors, whose sum is σ = 320274020627630. Its totient is φ = 320274020627628.

The previous prime is 320274020627623. The next prime is 320274020627653. The reversal of 320274020627629 is 926726020472023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 296409593902500 + 23864426725129 = 17216550^2 + 4885123^2 .

It is a cyclic number.

It is not a de Polignac number, because 320274020627629 - 2⁵ = 320274020627597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320274020627623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160137010313814 + 160137010313815.

It is an arithmetic number, because the mean of its divisors is an integer number (160137010313815).

Almost surely, 2^{320274020627629} is an apocalyptic number.

It is an amenable number.

320274020627629 is a deficient number, since it is larger than the sum of its proper divisors (1).

320274020627629 is an equidigital number, since it uses as much as digits as its factorization.

320274020627629 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6096384, while the sum is 52.

The spelling of 320274020627629 in words is "three hundred twenty trillion, two hundred seventy-four billion, twenty million, six hundred twenty-seven thousand, six hundred twenty-nine".