874426868624478 has 64 divisors (see below), whose sum is σ = 1918932964603200. Its totient is φ = 263975649020928.

The previous prime is 874426868624311. The next prime is 874426868624497.

874426868624478 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 874426868624478.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 514384248 + ... + 516081396.

It is an arithmetic number, because the mean of its divisors is an integer number (29983327571925).

Almost surely, 2^{874426868624478} is an apocalyptic number.

874426868624478 is an abundant number, since it is smaller than the sum of its proper divisors (1044506095978722).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

874426868624478 is a wasteful number, since it uses less digits than its factorization.

874426868624478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821853.

The product of its digits is 44392513536, while the sum is 84.

The spelling of 874426868624478 in words is "eight hundred seventy-four trillion, four hundred twenty-six billion, eight hundred sixty-eight million, six hundred twenty-four thousand, four hundred seventy-eight".