380444164165 has 8 divisors (see below), whose sum is σ = 491650919928. Its totient is φ = 280943382720.

The previous prime is 380444164157. The next prime is 380444164171. The reversal of 380444164165 is 561461444083.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 29062881 + 380415101284 = 5391^2 + 616778^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380444164165 - 2³ = 380444164157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2926493506 + ... + 2926493635.

It is an arithmetic number, because the mean of its divisors is an integer number (61456364991).

Almost surely, 2^380444164165 is an apocalyptic number.

It is an amenable number.

380444164165 is a deficient number, since it is larger than the sum of its proper divisors (111206755763).

380444164165 is a wasteful number, since it uses less digits than its factorization.

380444164165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5852987159.

The product of its (nonzero) digits is 1105920, while the sum is 46.

The spelling of 380444164165 in words is "three hundred eighty billion, four hundred forty-four million, one hundred sixty-four thousand, one hundred sixty-five".