985363529904 has 960 divisors, whose sum is σ = 3352585420800. Its totient is φ = 275215159296.

The previous prime is 985363529903. The next prime is 985363529921. The reversal of 985363529904 is 409925363589.

985363529904 is a `hidden beast` number, since 9 + 8 + 536 + 3 + 5 + 2 + 9 + 90 + 4 = 666.

It is a super-2 number, since 2×985363529904² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (985363529903) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 7758767889 + ... + 7758768015.

It is an arithmetic number, because the mean of its divisors is an integer number (3492276480).

Almost surely, 2^985363529904 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 985363529904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1676292710400).

985363529904 is an abundant number, since it is smaller than the sum of its proper divisors (2367221890896).

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

985363529904 is a wasteful number, since it uses less digits than its factorization.

985363529904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 62985600, while the sum is 63.

The spelling of 985363529904 in words is "nine hundred eighty-five billion, three hundred sixty-three million, five hundred twenty-nine thousand, nine hundred four".