985352320400 has 180 divisors, whose sum is σ = 2874006700608. Its totient is φ = 317962168320.

The previous prime is 985352320399. The next prime is 985352320423. The reversal of 985352320400 is 4023253589.

985352320400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 200357 + ... + 1418043.

Almost surely, 2^985352320400 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 985352320400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437003350304).

985352320400 is an abundant number, since it is smaller than the sum of its proper divisors (1888654380208).

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

985352320400 is a wasteful number, since it uses less digits than its factorization.

985352320400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217746 (or 1217718 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

Adding to 985352320400 its reverse (4023253589), we get a palindrome (989375573989).

The spelling of 985352320400 in words is "nine hundred eighty-five billion, three hundred fifty-two million, three hundred twenty thousand, four hundred".