894874001684832 has 144 divisors (see below), whose sum is σ = 2740564211400288. Its totient is φ = 275344582625280.

The previous prime is 894874001684753. The next prime is 894874001684833. The reversal of 894874001684832 is 238486100478498.

894874001684832 is a `hidden beast` number, since 8 + 9 + 4 + 87 + 4 + 0 + 0 + 1 + 68 + 483 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (894874001684833) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1121569428 + ... + 1122367020.

It is an arithmetic number, because the mean of its divisors is an integer number (19031695912502).

Almost surely, 2^{894874001684832} is an apocalyptic number.

It is an amenable number.

894874001684832 is an abundant number, since it is smaller than the sum of its proper divisors (1845690209715456).

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

894874001684832 is a wasteful number, since it uses less digits than its factorization.

894874001684832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097293 (or 1097282 counting only the distinct ones).

The product of its (nonzero) digits is 594542592, while the sum is 72.

The spelling of 894874001684832 in words is "eight hundred ninety-four trillion, eight hundred seventy-four billion, one million, six hundred eighty-four thousand, eight hundred thirty-two".