320054493541 has 2 divisors, whose sum is σ = 320054493542. Its totient is φ = 320054493540.

The previous prime is 320054493533. The next prime is 320054493553. The reversal of 320054493541 is 145394450023.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 312850048900 + 7204444641 = 559330^2 + 84879^2 .

It is a cyclic number.

It is not a de Polignac number, because 320054493541 - 2³ = 320054493533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320054493494 and 320054493503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320054493511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160027246770 + 160027246771.

It is an arithmetic number, because the mean of its divisors is an integer number (160027246771).

Almost surely, 2^320054493541 is an apocalyptic number.

It is an amenable number.

320054493541 is a deficient number, since it is larger than the sum of its proper divisors (1).

320054493541 is an equidigital number, since it uses as much as digits as its factorization.

320054493541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 320054493541 in words is "three hundred twenty billion, fifty-four million, four hundred ninety-three thousand, five hundred forty-one".