677441065 has 16 divisors (see below), whose sum is σ = 929911680. Its totient is φ = 464106240.

The previous prime is 677440999. The next prime is 677441069. The reversal of 677441065 is 560144776.

It is not a de Polignac number, because 677441065 - 2²⁹ = 140570153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677441069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32721 + ... + 49249.

It is an arithmetic number, because the mean of its divisors is an integer number (58119480).

Almost surely, 2^677441065 is an apocalyptic number.

It is an amenable number.

677441065 is a deficient number, since it is larger than the sum of its proper divisors (252470615).

677441065 is a wasteful number, since it uses less digits than its factorization.

677441065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17712.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 677441065 is about 26027.6980349780. The cubic root of 677441065 is about 878.2614889220.

The spelling of 677441065 in words is "six hundred seventy-seven million, four hundred forty-one thousand, sixty-five".