380548308809 has 2 divisors, whose sum is σ = 380548308810. Its totient is φ = 380548308808.

The previous prime is 380548308797. The next prime is 380548308841. The reversal of 380548308809 is 908803845083.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 263505635584 + 117042673225 = 513328^2 + 342115^2 .

It is a cyclic number.

It is not a de Polignac number, because 380548308809 - 2⁴ = 380548308793 is a prime.

It is not a weakly prime, because it can be changed into another prime (380548388809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190274154404 + 190274154405.

It is an arithmetic number, because the mean of its divisors is an integer number (190274154405).

Almost surely, 2^380548308809 is an apocalyptic number.

It is an amenable number.

380548308809 is a deficient number, since it is larger than the sum of its proper divisors (1).

380548308809 is an equidigital number, since it uses as much as digits as its factorization.

380548308809 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6635520, while the sum is 56.

The spelling of 380548308809 in words is "three hundred eighty billion, five hundred forty-eight million, three hundred eight thousand, eight hundred nine".