874458854478 has 48 divisors (see below), whose sum is σ = 2122765001136. Its totient is φ = 257825704320.

The previous prime is 874458854459. The next prime is 874458854509.

874458854478 is a `hidden beast` number, since 8 + 7 + 4 + 4 + 5 + 8 + 8 + 544 + 78 = 666.

874458854478 is nontrivially palindromic in base 10.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59674551 + ... + 59689202.

It is an arithmetic number, because the mean of its divisors is an integer number (44224270857).

Almost surely, 2^874458854478 is an apocalyptic number.

874458854478 is an abundant number, since it is smaller than the sum of its proper divisors (1248306146658).

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

874458854478 is a wasteful number, since it uses less digits than its factorization.

874458854478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119363809 (or 119363806 counting only the distinct ones).

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

The spelling of 874458854478 in words is "eight hundred seventy-four billion, four hundred fifty-eight million, eight hundred fifty-four thousand, four hundred seventy-eight".