97844723713 has 32 divisors (see below), whose sum is σ = 110998863360. Its totient is φ = 85473843840.

The previous prime is 97844723701. The next prime is 97844723723. The reversal of 97844723713 is 31732744879.

It is a Cunningham number, because it is equal to 4608³+1.

It is a de Polignac number, because none of the positive numbers 2^k-97844723713 is a prime.

It is a Smith number, since the sum of its digits (55) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (97844723723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14464270 + ... + 14471032.

It is an arithmetic number, because the mean of its divisors is an integer number (3468714480).

It is a Proth number, since it is equal to 729 ⋅ 2²⁷ + 1 and 729 < 2²⁷.

Almost surely, 2^97844723713 is an apocalyptic number.

It is an amenable number.

97844723713 is a deficient number, since it is larger than the sum of its proper divisors (13154139647).

97844723713 is a wasteful number, since it uses less digits than its factorization.

97844723713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7309.

The product of its digits is 7112448, while the sum is 55.

The spelling of 97844723713 in words is "ninety-seven billion, eight hundred forty-four million, seven hundred twenty-three thousand, seven hundred thirteen".