380161814257 has 2 divisors, whose sum is σ = 380161814258. Its totient is φ = 380161814256.

The previous prime is 380161814191. The next prime is 380161814297. The reversal of 380161814257 is 752418161083.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 258108705936 + 122053108321 = 508044^2 + 349361^2 .

It is a cyclic number.

It is not a de Polignac number, because 380161814257 - 2¹¹ = 380161812209 is a prime.

It is not a weakly prime, because it can be changed into another prime (380161814297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190080907128 + 190080907129.

It is an arithmetic number, because the mean of its divisors is an integer number (190080907129).

Almost surely, 2^380161814257 is an apocalyptic number.

It is an amenable number.

380161814257 is a deficient number, since it is larger than the sum of its proper divisors (1).

380161814257 is an equidigital number, since it uses as much as digits as its factorization.

380161814257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 322560, while the sum is 46.

The spelling of 380161814257 in words is "three hundred eighty billion, one hundred sixty-one million, eight hundred fourteen thousand, two hundred fifty-seven".