874854458478 has 288 divisors, whose sum is σ = 2660505251040. Its totient is φ = 204085163520.

The previous prime is 874854458449. The next prime is 874854458549.

874854458478 is a `hidden beast` number, since 8 + 7 + 4 + 8 + 544 + 5 + 8 + 4 + 78 = 666.

874854458478 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4572928 + ... + 4760396.

It is an arithmetic number, because the mean of its divisors is an integer number (9237865455).

Almost surely, 2^874854458478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 874854458478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1330252625520).

874854458478 is an abundant number, since it is smaller than the sum of its proper divisors (1785650792562).

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

874854458478 is a wasteful number, since it uses less digits than its factorization.

874854458478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187552 (or 187542 counting only the distinct ones).

The product of its digits is 1284505600, while the sum is 72.

The spelling of 874854458478 in words is "eight hundred seventy-four billion, eight hundred fifty-four million, four hundred fifty-eight thousand, four hundred seventy-eight".