97796579832 has 192 divisors, whose sum is σ = 310620960000. Its totient is φ = 27784524096.

The previous prime is 97796579827. The next prime is 97796579851. The reversal of 97796579832 is 23897569779.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4409523 + ... + 4431645.

It is an arithmetic number, because the mean of its divisors is an integer number (1617817500).

Almost surely, 2^97796579832 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 97796579832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155310480000).

97796579832 is an abundant number, since it is smaller than the sum of its proper divisors (212824380168).

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

97796579832 is a wasteful number, since it uses less digits than its factorization.

97796579832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22335 (or 22314 counting only the distinct ones).

The product of its digits is 360067680, while the sum is 72.

The spelling of 97796579832 in words is "ninety-seven billion, seven hundred ninety-six million, five hundred seventy-nine thousand, eight hundred thirty-two".