96918559938 has 64 divisors (see below), whose sum is σ = 220366293120. Its totient is φ = 31565707776.

The previous prime is 96918559921. The next prime is 96918559939. The reversal of 96918559938 is 83995581969.

96918559938 is a `hidden beast` number, since 9 + 69 + 1 + 8 + 559 + 9 + 3 + 8 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (96918559939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 306906 + ... + 536682.

It is an arithmetic number, because the mean of its divisors is an integer number (3443223330).

Almost surely, 2^96918559938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 96918559938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110183146560).

96918559938 is an abundant number, since it is smaller than the sum of its proper divisors (123447733182).

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

96918559938 is a wasteful number, since it uses less digits than its factorization.

96918559938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229968 (or 229962 counting only the distinct ones).

The product of its digits is 188956800, while the sum is 72.

The spelling of 96918559938 in words is "ninety-six billion, nine hundred eighteen million, five hundred fifty-nine thousand, nine hundred thirty-eight".