380161813091 has 2 divisors, whose sum is σ = 380161813092. Its totient is φ = 380161813090.

The previous prime is 380161813049. The next prime is 380161813103. The reversal of 380161813091 is 190318161083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 380161813091 - 2¹⁰ = 380161812067 is a prime.

It is not a weakly prime, because it can be changed into another prime (380161815091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190080906545 + 190080906546.

It is an arithmetic number, because the mean of its divisors is an integer number (190080906546).

Almost surely, 2^380161813091 is an apocalyptic number.

380161813091 is a deficient number, since it is larger than the sum of its proper divisors (1).

380161813091 is an equidigital number, since it uses as much as digits as its factorization.

380161813091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 41.

The spelling of 380161813091 in words is "three hundred eighty billion, one hundred sixty-one million, eight hundred thirteen thousand, ninety-one".