380406800171 has 4 divisors (see below), whose sum is σ = 380408353512. Its totient is φ = 380405246832.

The previous prime is 380406800113. The next prime is 380406800197. The reversal of 380406800171 is 171008604083.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 380406800171 - 2¹⁸ = 380406538027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (380406880171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319706 + ... + 928991.

It is an arithmetic number, because the mean of its divisors is an integer number (95102088378).

Almost surely, 2^380406800171 is an apocalyptic number.

380406800171 is a deficient number, since it is larger than the sum of its proper divisors (1553341).

380406800171 is a wasteful number, since it uses less digits than its factorization.

380406800171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553340.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 380406800171 in words is "three hundred eighty billion, four hundred six million, eight hundred thousand, one hundred seventy-one".