874890905856 has 72 divisors (see below), whose sum is σ = 2540166234144. Its totient is φ = 265118453760.

The previous prime is 874890905849. The next prime is 874890905857. The reversal of 874890905856 is 658509098478.

It is not an unprimeable number, because it can be changed into a prime (874890905857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51772501 + ... + 51789396.

Almost surely, 2^874890905856 is an apocalyptic number.

It is an amenable number.

874890905856 is an abundant number, since it is smaller than the sum of its proper divisors (1665275328288).

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

874890905856 is a wasteful number, since it uses less digits than its factorization.

874890905856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103561927 (or 103561913 counting only the distinct ones).

The product of its (nonzero) digits is 174182400, while the sum is 69.

The spelling of 874890905856 in words is "eight hundred seventy-four billion, eight hundred ninety million, nine hundred five thousand, eight hundred fifty-six".