378241142873 has 4 divisors (see below), whose sum is σ = 412626701328. Its totient is φ = 343855584420.

The previous prime is 378241142831. The next prime is 378241142893.

378241142873 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-378241142873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378241142893) 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, 17192779211 + ... + 17192779232.

It is an arithmetic number, because the mean of its divisors is an integer number (103156675332).

Almost surely, 2^378241142873 is an apocalyptic number.

It is an amenable number.

378241142873 is a deficient number, since it is larger than the sum of its proper divisors (34385558455).

378241142873 is a wasteful number, since it uses less digits than its factorization.

378241142873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34385558454.

The product of its digits is 1806336, while the sum is 50.

The spelling of 378241142873 in words is "three hundred seventy-eight billion, two hundred forty-one million, one hundred forty-two thousand, eight hundred seventy-three".