841816279872 has 112 divisors (see below), whose sum is σ = 2475376629120. Its totient is φ = 280538228736.

The previous prime is 841816279859. The next prime is 841816279879. The reversal of 841816279872 is 278972618148.

841816279872 is a `hidden beast` number, since 8 + 418 + 1 + 62 + 7 + 98 + 72 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (841816279879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7438173 + ... + 7550499.

Almost surely, 2^841816279872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 841816279872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1237688314560).

841816279872 is an abundant number, since it is smaller than the sum of its proper divisors (1633560349248).

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

841816279872 is a wasteful number, since it uses less digits than its factorization.

841816279872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116685 (or 116669 counting only the distinct ones).

The product of its digits is 21676032, while the sum is 63.

The spelling of 841816279872 in words is "eight hundred forty-one billion, eight hundred sixteen million, two hundred seventy-nine thousand, eight hundred seventy-two".