97309969904 has 80 divisors (see below), whose sum is σ = 219705670080. Its totient is φ = 40886077440.

The previous prime is 97309969879. The next prime is 97309969907. The reversal of 97309969904 is 40996990379.

It is a pancake number, because a pancake can be divided into 97309969904 parts by 441157 straight cuts.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97309969907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8785682 + ... + 8796750.

It is an arithmetic number, because the mean of its divisors is an integer number (2746320876).

Almost surely, 2^97309969904 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 97309969904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109852835040).

97309969904 is an abundant number, since it is smaller than the sum of its proper divisors (122395700176).

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

97309969904 is a wasteful number, since it uses less digits than its factorization.

97309969904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12618 (or 12612 counting only the distinct ones).

The product of its (nonzero) digits is 29760696, while the sum is 65.

The spelling of 97309969904 in words is "ninety-seven billion, three hundred nine million, nine hundred sixty-nine thousand, nine hundred four".