854113353728 has 128 divisors (see below), whose sum is σ = 1812336346800. Its totient is φ = 401124360192.

The previous prime is 854113353721. The next prime is 854113353767. The reversal of 854113353728 is 827353311458.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (854113353721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 344816426 + ... + 344818902.

Almost surely, 2^854113353728 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 854113353728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (906168173400).

854113353728 is an abundant number, since it is smaller than the sum of its proper divisors (958222993072).

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

854113353728 is an equidigital number, since it uses as much as digits as its factorization.

854113353728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3143 (or 3115 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 50.

The spelling of 854113353728 in words is "eight hundred fifty-four billion, one hundred thirteen million, three hundred fifty-three thousand, seven hundred twenty-eight".