677643332195 has 16 divisors (see below), whose sum is σ = 853767833760. Its totient is φ = 515608794624.

The previous prime is 677643332189. The next prime is 677643332207. The reversal of 677643332195 is 591233346776.

677643332195 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 677643332195 - 2¹⁰ = 677643331171 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 677643332195.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34866422 + ... + 34885851.

It is an arithmetic number, because the mean of its divisors is an integer number (53360489610).

Almost surely, 2^677643332195 is an apocalyptic number.

677643332195 is a deficient number, since it is larger than the sum of its proper divisors (176124501565).

677643332195 is a wasteful number, since it uses less digits than its factorization.

677643332195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69752374.

The product of its digits is 17146080, while the sum is 56.

The spelling of 677643332195 in words is "six hundred seventy-seven billion, six hundred forty-three million, three hundred thirty-two thousand, one hundred ninety-five".