97319623655712 has 192 divisors, whose sum is σ = 260797237069824. Its totient is φ = 31771483545600.

The previous prime is 97319623655687. The next prime is 97319623655729. The reversal of 97319623655712 is 21755632691379.

It is a super-3 number, since 3×97319623655712³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 338787408 + ... + 339074544.

It is an arithmetic number, because the mean of its divisors is an integer number (1358318943072).

Almost surely, 2^{97319623655712} 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 97319623655712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130398618534912).

97319623655712 is an abundant number, since it is smaller than the sum of its proper divisors (163477613414112).

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

97319623655712 is a wasteful number, since it uses less digits than its factorization.

97319623655712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287631 (or 287623 counting only the distinct ones).

The product of its digits is 128595600, while the sum is 66.

The spelling of 97319623655712 in words is "ninety-seven trillion, three hundred nineteen billion, six hundred twenty-three million, six hundred fifty-five thousand, seven hundred twelve".