97603209216 has 576 divisors, whose sum is σ = 322885180800. Its totient is φ = 28218753024.

The previous prime is 97603209181. The next prime is 97603209227. The reversal of 97603209216 is 61290230679.

It is a happy number.

97603209216 is a `hidden beast` number, since 9 + 7 + 603 + 20 + 9 + 2 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 209000215 + ... + 209000681.

It is an arithmetic number, because the mean of its divisors is an integer number (560564550).

Almost surely, 2^97603209216 is an apocalyptic number.

97603209216 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97603209216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161442590400).

97603209216 is an abundant number, since it is smaller than the sum of its proper divisors (225281971584).

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

97603209216 is a wasteful number, since it uses less digits than its factorization.

97603209216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 541 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 97603209216 in words is "ninety-seven billion, six hundred three million, two hundred nine thousand, two hundred sixteen".