97189859328 has 104 divisors (see below), whose sum is σ = 262693626528. Its totient is φ = 31952535552.

The previous prime is 97189859279. The next prime is 97189859339. The reversal of 97189859328 is 82395898179.

It is a super-2 number, since 2×97189859328² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842851 + ... + 951197.

Almost surely, 2^97189859328 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 97189859328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131346813264).

97189859328 is an abundant number, since it is smaller than the sum of its proper divisors (165503767200).

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

97189859328 is a wasteful number, since it uses less digits than its factorization.

97189859328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108447 (or 108425 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 69.

The spelling of 97189859328 in words is "ninety-seven billion, one hundred eighty-nine million, eight hundred fifty-nine thousand, three hundred twenty-eight".