874243222342478 has 8 divisors (see below), whose sum is σ = 1318690894036680. Its totient is φ = 434679590996920.

The previous prime is 874243222342459. The next prime is 874243222342481.

874243222342478 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 874243222342478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1221010086713 + ... + 1221010087428.

It is an arithmetic number, because the mean of its divisors is an integer number (164836361754585).

Almost surely, 2^{874243222342478} is an apocalyptic number.

874243222342478 is a deficient number, since it is larger than the sum of its proper divisors (444447671694202).

874243222342478 is a wasteful number, since it uses less digits than its factorization.

874243222342478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2442020174322.

The product of its digits is 231211008, while the sum is 62.

The spelling of 874243222342478 in words is "eight hundred seventy-four trillion, two hundred forty-three billion, two hundred twenty-two million, three hundred forty-two thousand, four hundred seventy-eight".