97784443448742 has 8 divisors (see below), whose sum is σ = 195568886897496. Its totient is φ = 32594814482912.

The previous prime is 97784443448717. The next prime is 97784443448759. The reversal of 97784443448742 is 24784434448779.

97784443448742 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

97784443448742 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8148703620723 + ... + 8148703620734.

It is an arithmetic number, because the mean of its divisors is an integer number (24446110862187).

Almost surely, 2^{97784443448742} is an apocalyptic number.

97784443448742 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

97784443448742 is a wasteful number, since it uses less digits than its factorization.

97784443448742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16297407241462.

The product of its digits is 4855431168, while the sum is 75.

The spelling of 97784443448742 in words is "ninety-seven trillion, seven hundred eighty-four billion, four hundred forty-three million, four hundred forty-eight thousand, seven hundred forty-two".