97866065045 has 16 divisors (see below), whose sum is σ = 137843787648. Its totient is φ = 65294424000.

The previous prime is 97866065039. The next prime is 97866065053. The reversal of 97866065045 is 54056066879.

It is a happy number.

It is not a de Polignac number, because 97866065045 - 2⁴ = 97866065029 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37784831 + ... + 37787420.

It is an arithmetic number, because the mean of its divisors is an integer number (8615236728).

Almost surely, 2^97866065045 is an apocalyptic number.

It is an amenable number.

97866065045 is a deficient number, since it is larger than the sum of its proper divisors (39977722603).

97866065045 is a wasteful number, since it uses less digits than its factorization.

97866065045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75572300.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 97866065045 in words is "ninety-seven billion, eight hundred sixty-six million, sixty-five thousand, forty-five".