65676231144667 has 32 divisors (see below), whose sum is σ = 77191454430720. Its totient is φ = 55089095397120.

The previous prime is 65676231144553. The next prime is 65676231144703. The reversal of 65676231144667 is 76644113267656.

It is a cyclic number.

It is not a de Polignac number, because 65676231144667 - 2³⁹ = 65126475330779 is a prime.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 65676231144599 and 65676231144608.

It is not an unprimeable number, because it can be changed into a prime (65676231144367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5534352468 + ... + 5534364334.

It is an arithmetic number, because the mean of its divisors is an integer number (2412232950960).

Almost surely, 2^{65676231144667} is an apocalyptic number.

65676231144667 is a deficient number, since it is larger than the sum of its proper divisors (11515223286053).

65676231144667 is a wasteful number, since it uses less digits than its factorization.

65676231144667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25363.

The product of its digits is 182891520, while the sum is 64.

The spelling of 65676231144667 in words is "sixty-five trillion, six hundred seventy-six billion, two hundred thirty-one million, one hundred forty-four thousand, six hundred sixty-seven".