380839164569 has 2 divisors, whose sum is σ = 380839164570. Its totient is φ = 380839164568.

The previous prime is 380839164521. The next prime is 380839164611. The reversal of 380839164569 is 965461938083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 373981171600 + 6857992969 = 611540^2 + 82813^2 .

It is a cyclic number.

It is not a de Polignac number, because 380839164569 - 2²⁸ = 380570729113 is a prime.

It is a super-2 number, since 2×380839164569² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (380839164169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190419582284 + 190419582285.

It is an arithmetic number, because the mean of its divisors is an integer number (190419582285).

Almost surely, 2^380839164569 is an apocalyptic number.

It is an amenable number.

380839164569 is a deficient number, since it is larger than the sum of its proper divisors (1).

380839164569 is an equidigital number, since it uses as much as digits as its factorization.

380839164569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33592320, while the sum is 62.

The spelling of 380839164569 in words is "three hundred eighty billion, eight hundred thirty-nine million, one hundred sixty-four thousand, five hundred sixty-nine".