97285848665 has 16 divisors (see below), whose sum is σ = 117117997200. Its totient is φ = 77578862592.

The previous prime is 97285848629. The next prime is 97285848679. The reversal of 97285848665 is 56684858279.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 4067378176 + 93218470489 = 63776^2 + 305317^2 .

It is a cyclic number.

It is not a de Polignac number, because 97285848665 - 2⁶ = 97285848601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 97285848595 and 97285848604.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5478521 + ... + 5496249.

It is an arithmetic number, because the mean of its divisors is an integer number (7319874825).

Almost surely, 2^97285848665 is an apocalyptic number.

It is an amenable number.

97285848665 is a deficient number, since it is larger than the sum of its proper divisors (19832148535).

97285848665 is a wasteful number, since it uses less digits than its factorization.

97285848665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21196.

The product of its digits is 232243200, while the sum is 68.

The spelling of 97285848665 in words is "ninety-seven billion, two hundred eighty-five million, eight hundred forty-eight thousand, six hundred sixty-five".