381419170555 has 4 divisors (see below), whose sum is σ = 457703004672. Its totient is φ = 305135336440.

The previous prime is 381419170523. The next prime is 381419170571. The reversal of 381419170555 is 555071914183.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 555071914183 = 3583 ⋅154918201.

It is not a de Polignac number, because 381419170555 - 2⁵ = 381419170523 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 381419170499 and 381419170508.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38141917051 + ... + 38141917060.

It is an arithmetic number, because the mean of its divisors is an integer number (114425751168).

Almost surely, 2^381419170555 is an apocalyptic number.

381419170555 is a deficient number, since it is larger than the sum of its proper divisors (76283834117).

381419170555 is an equidigital number, since it uses as much as digits as its factorization.

381419170555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76283834116.

The product of its (nonzero) digits is 756000, while the sum is 49.

The spelling of 381419170555 in words is "three hundred eighty-one billion, four hundred nineteen million, one hundred seventy thousand, five hundred fifty-five".