97843234880 has 112 divisors (see below), whose sum is σ = 234458012160. Its totient is φ = 38891317248.

The previous prime is 97843234843. The next prime is 97843234897. The reversal of 97843234880 is 8843234879.

It is a happy number.

It is a super-2 number, since 2×97843234880² (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 15 ways as a sum of consecutive naturals, for example, 46881197 + ... + 46883283.

Almost surely, 2^97843234880 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 97843234880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117229006080).

97843234880 is an abundant number, since it is smaller than the sum of its proper divisors (136614777280).

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

97843234880 is a wasteful number, since it uses less digits than its factorization.

97843234880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2956 (or 2946 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 56.

The spelling of 97843234880 in words is "ninety-seven billion, eight hundred forty-three million, two hundred thirty-four thousand, eight hundred eighty".