852232422113440 has 192 divisors, whose sum is σ = 2055559106732544. Its totient is φ = 333829557854208.

The previous prime is 852232422113393. The next prime is 852232422113459. The reversal of 852232422113440 is 44311224232258.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 972611202 + ... + 973487038.

It is an arithmetic number, because the mean of its divisors is an integer number (10706037014232).

Almost surely, 2^{852232422113440} is an apocalyptic number.

852232422113440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 852232422113440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1027779553366272).

852232422113440 is an abundant number, since it is smaller than the sum of its proper divisors (1203326684619104).

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

852232422113440 is a wasteful number, since it uses less digits than its factorization.

852232422113440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 876519 (or 876511 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 43.

Adding to 852232422113440 its reverse (44311224232258), we get a palindrome (896543646345698).

The spelling of 852232422113440 in words is "eight hundred fifty-two trillion, two hundred thirty-two billion, four hundred twenty-two million, one hundred thirteen thousand, four hundred forty".