320054646233429 has 2 divisors, whose sum is σ = 320054646233430. Its totient is φ = 320054646233428.

The previous prime is 320054646233423. The next prime is 320054646233431. The reversal of 320054646233429 is 924332646450023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 271389051732100 + 48665594501329 = 16473890^2 + 6976073^2 .

It is a cyclic number.

It is not a de Polignac number, because 320054646233429 - 2³⁶ = 319985926756693 is a prime.

Together with 320054646233431, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320054646233423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160027323116714 + 160027323116715.

It is an arithmetic number, because the mean of its divisors is an integer number (160027323116715).

Almost surely, 2^{320054646233429} is an apocalyptic number.

It is an amenable number.

320054646233429 is a deficient number, since it is larger than the sum of its proper divisors (1).

320054646233429 is an equidigital number, since it uses as much as digits as its factorization.

320054646233429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 22394880, while the sum is 53.

The spelling of 320054646233429 in words is "three hundred twenty trillion, fifty-four billion, six hundred forty-six million, two hundred thirty-three thousand, four hundred twenty-nine".