97946343680 has 144 divisors (see below), whose sum is σ = 251149550400. Its totient is φ = 36486881280.

The previous prime is 97946343647. The next prime is 97946343701. The reversal of 97946343680 is 8634364979.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (59).

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, 1400750 + ... + 1469010.

It is an arithmetic number, because the mean of its divisors is an integer number (1744094100).

Almost surely, 2^97946343680 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 97946343680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125574775200).

97946343680 is an abundant number, since it is smaller than the sum of its proper divisors (153203206720).

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

97946343680 is a wasteful number, since it uses less digits than its factorization.

97946343680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68360 (or 68346 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 59.

The spelling of 97946343680 in words is "ninety-seven billion, nine hundred forty-six million, three hundred forty-three thousand, six hundred eighty".